Toxicologie

Applications Pefloxacin Mesylate Dihydrate is an analog of norfloxacin that inhibits topoisomerase.

Stability Hygroscopic
Applications Labelled dimethyl phosphorodithiolate derivatives used as insecticides.

Applications Taurine-d4 is the isotope labelled analog of Taurine (T007850), an organic acid found in animal tissues and is a major constituent of bile. Taurine has many biological roles such as conjugation of bile acids, antioxidation, osmoregulation, membrane stabilization and modulation of calcium signaling.
References Brosnan J. et al.: J. Nutrit., 136, 1636S (2006); Birdsall, T.C. et al.: Alt. Med. Rev., 3, 128 (1998); Foos, T.M. et al.: Neurochem. Res., 27, 21 (2002); Das, J. et al.: Pathophysiology, 15, 181 (2008);

Applications Dimefline is a new respiratory stimulant drug.
Not a dangerous good if item is equal to or less than 1g/ml and there is less than 100g/ml in the package
References Edwards, J.M., et al.: J. Nat. Prod., 42, 85 (1979), Setnikar, I., et al.: Arzneim.-Forsch., 11 1109 (1961),

Applications Ethion-D20 is a labelled analogue of Ethion (E678305). Ethion is an organophosphate pesticide that is commonly used for crop protection against pests, such as mites and aphids. Ethion is highly toxic if ingested, as it can cause acute cyanosis and flaccid paralysis.
Not a dangerous good if item is equal to or less than 1g/ml and there is less than 100g/ml in the package
References Comstock, E., et al.: Tex. Med., 63, 71 (1967); Dickinson, B.: J. Econ. Entomol., 51, 354 (1958); Riehl, L., et al.: J. Econ. Entomol., 52, 857 (1959)

Impurity Fluconazole EP Impurity I
Applications 4-Amino Fluconazole Bromide (Fluconazole EP Impurity I) is an impurity of Fluconazole (F421000), which is used as an antifungal.
References Richard, K. et al.: Antimicrob. Ag. Chemother., 27, 832 (1985)

Applications 5,6-Dichloroindole-3-acetic acid and 4-Chloroindole-3-acetic acid are potent candidates for new rooting promoters without estrogenic activity. Plant growth stimulators.
References Pless, T., et al.: Plant Physiol., 74, 320 (1984), Igarashi, A., et al.: Biol. Pharm. Bull., 29, 2120 (2006), Liu, L., et al.: J. Agric. Food Chem., 56, 824 (2008),

Stability Very Hygroscopic
Applications A metabolite of the pesticide Glyphosphate (G765000).
References Siehl, D.L. et al.: J. Biol. Chem., 282, 11446 (2007); Env. Prot. Agen. EPA: Fed. Reg., 74, 67129 (2009);

Applications Flumetsulam is a ighly active herbicide of the triazolopyrimidine sulfonanilide class. Flumetsulam act by inhibiting acetolactate synthase. Flumetsulam exhibits broad spectrum activity on broadleaf weed species with selectivity to several major agronomic crops in soil and foliar applications.
Not a dangerous good if item is equal to or less than 1g/ml and there is less than 100g/ml in the package
References Kleschick, W.A. et al.: J. Agric. Food Chem., 40, 1083 (1992); Frear, D.S. et al.: Pest. Biochem. Physiol., 45, 178 (1993); Webster, E.P. et al.: Weed Sci., 49, 652 (2001);

Applications (3R)-9,10-Difluoro-2,3-dihydro-3-methyl-7-oxo-7H-pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxylic Acid is an intermediate in the synthesis of Ofloxacin (O245750), an fluorinated quinolone based antibacterial agent.
References Mitscher, L. A., et la.: J. Med. Chem., 30, 2283 (1987);

Applications A nonsedating type histamine H1-receptor antagonist. Antihistaminic.
References Fliri, A., et al.: J. Med. Chem., 52, 8038 (2009), Inomata, N., et al.: J. Dermatol., 36, 224 (2009), Carvajal, A., et al.: Clin. Pharmacol. Ther., 85, 481 (2009), Yamashita, S., et al.: Mol. Pharm., 6, 48 (2009),

Applications N-Isopropyl quaternary salt of Atropine. Nonselective muscarinic acetylcholine receptor antagonist; bronchodilator.
References Groeben, H., et al.: Anesthesiology, 85, 867 (1996), Haddad, et al.: Br. J. Pharmacol., 127, 413 (1999), Barnes, P. J., et al.: Chest, 117, 63S (2000),

Applications Labelled Cefixime (C242800). Orally active, third generation cephalosporin antibiotic.
References Kamimura, T., et al.: Antimicrob. Agents Chemother., 25, 98 (1984),Yamanaka, H., et al.: J. Antibiot., 38, 1738 (1985), Guay, D.R.P., et al.: Antimicrob. Agents Chemother., 30, 485 (1986),

Applications Labelled Febuxostat (F229000). Xanthine oxidase/xanthine dehydrogenase inhibitor. Used for treatment of hyperuricemia and chronic gout.
References Osada, Y., et al.: Eur. J. Pharmacol., 241, 183 (1993), Okamoto, K., et al.: J. Biol. Chem., 278, 1848 (2003), Mayer, M.D., et al.: Am. J. Therap., 12, 22 (2005), Tomlinson, B., et al.: Curr. Opin. Invest. Drugs, 6, 1168 (2005),

Applications A metabolite of Drotaverine (D689700).
References Lalla, J.K., et al.: J. Pharma. Biomed. Anal., 11, 385 (1993),

Applications Dimethachlor-d6 is an intermediate used in the synthesis of Dimethachlor Ethane Sulfonic Acid Sodium Salt-d6 (D460284), which is the deuterium labelled form of Dimethachlor Ethane Sulfonic Acid Sodium Salt (D460283), which is a pesticide metabolite and pollutant found in groundwater, surface water, and wastewater.
References Huntscha, S., et al.: J. Chromatogr. A, 1268, 74 (2012); Reemtsma, T., et al.: J. Chromatogr. A, 1271, 95 (2013);

Stability Hygroscopic, Unstable in Solution
Applications Amoxycilloic Acid Sodium Salt is an impurity of Amoxicillin (A634235), a semi-synthetic antibiotic related to Penicillin. Antibacterial.
References Connor, S., et al.: J. Pharm. Pharmacol., 46, 128 (1994); Van G., et al.: J. Vet. Pharmacol. Ther., 26, 139 (2003); Brogden, R.N., et al.: Drugs, 18, 169 (1979); Bird, A.E., et al.: Anal. Profiles Drug Subs. Excip., 23, 1 (1994)

Applications Mesosulfuron is used in synergistic herbicidal combinations.
Not a dangerous good if item is equal to or less than 1g/ml and there is less than 100g/ml in the package
References Baur, P., et al.: PCT Int. Appl. (2020), WO 2020173719 A1

Stability Hygroscopic
Applications m-(Trifluoromethyl)acetophenone Oxime is a reactant in the synthesis of Trifloxystrobin (T778900) which is a broad-spectrum foliar fungicide used in plant protection.
References Chen, W., et al.: Huaxue Yanjiu, 25, 16 (2014); Margot, P. et al.: Bright. Crop Prot. Conf. Pest Dis., 2, 375 (1998); Karadimos, D.A. et al.: Crop Prot., 24, 23 (2005); Prom, L.K. et al.: Plant Dis., 87, 252 (2003);

Applications Labelled Neratinib (N390090). An oral, irreversible dual EGFR/HER2 inhibitor for breast and non-small cell lung cancer. Antitumor agent.
References Vogel, C., et al.: J. Clin. Oncol., 20, 719 (2002), Ji, H., et al.: Cancer Cell., 9, 485 (2006), Sequist, L., et al.: Oncologist, 12, 325 (2007),

Applications An oral antiviral drug used in the treatment of hepatitis B infection. A guanine analogue that inhhibits all three steps in the viral replication process.
References Innaimo, S.F., et al.: Antimicrob. Agents Chemother., 41, 1444 (1997), Honkoop, P., et al.: Expert Opin. Invest. Drugs, 12, 683 (2003), Chang, T.-T., et al.: N. Engl. J. Med., 354, 1001 (2006),

Applications Sodium salt of Penicillin G, an antibacterial, antimicrobial medication. Used in the treatment of pneumococcus and streptococcus bacterial infections.
References Tanaka, M. et al.: Antimicrob. Agents Chemother., 49, 88 (2005); Song, J. et al.: Epidemio. Infect., 140, 1267 (2012); Gamella, M. et al.: Analyst, 138, 2013 (2013);

Applications rac Fosfomycin-13C3 Benzylamine Salt is an antibiotic.
References Goto, M., et al.: Antimicrob. Agents Chemother., 20, 393 (1981);

Applications Anxiolytic; muscle relaxant (skeletal); anticonvulsant; ligand for the GABAA receptor benzodiazepine modulatory site. Controlled substance (depressant).
References Goldenthal, E.I., et al.: Toxicol. Appl. Pharmacol., 18, 185 (1971), Sisenwine, et al.: Arzneim. Forsch., 22, 682 (1972), Shearer, C.M., et al.: Anal. Profiles Drug Subs., 3, 441 (1974), Greenblatt, D.J., et al.: Clin. Pharmacokinet., 6, 89 (1981),

Applications Ribavirin-13C2 is the labeled analogue of Ribavirin (R414475), a purine nucleoside analog; inhibits inosine monophosphate dehydrogenase (IMPDH). Used as an antiviral agent.This compound is suitable for pyruvate dehydrogenase (PDH) related research.
References Fernandez, H., et al.: Eur. J. Epidemiol., 2, 1 (1986); Liao, H.J. and Stollar, V.: Antiviral Res., 22, 285 (1993); Honda, Y., et al.: Antimicrob. Agents Chemother., 38, 653 (1994); Reichard, O., et al.: Lancet, 351, 83 (1998)

Stability Light Sensitive
Applications N-tert-Butyl-3-(2-hydroxypropan-2-yl)-5-oxo-4,5-dihydro-1H-1,2,4-triazole-1-carboxamide is a metabolite of Amicarbazone (A605040); a triazolinone herbicide with a broad spectrum of weed control.
References Dayan, F., et al.: Weed Science, 57, 579 (2009); Elmore, M., et al.: Weed Technol., 27, 596 (2013); Dong, M., et al.: J. Sep. Sci., 38, 2245 (2015)

Applications Lufenuron is a benzoylurea pesticide which inhibits the production of chitin in larval fleas.
Not a dangerous good if item is equal to or less than 1g/ml and there is less than 100g/ml in the package
References Dryden, M.W.,et al.: Int. J. App. Res. Veterrin. Med., 10, 198 (2012); Malhat, F., et al.: Bull. Environ. Contamin. Toxicol., 89, 1037 (2012);

Impurity Mometasone Furoate EP Impurity D
Applications A21-Chloro-17α-[(2-furanylcarbonxyl)oxy]-9β,11β-oxido-16α-methylpregna-1,4-diene-3,20-dione (Mometasone EP Impurity D) is a impurity of Mometasone Furoate.
References Shapiro, E.L., et al.: J. Med. Chem., 30, 1581 (1987), Graft, D., et al.: J. Allergy Clin. Immunol., 98, 724 (1996)

Applications Bromadiolone is an anticoagulant rodenticide used on non-crop areas.
Not a dangerous good if item is equal to or less than 1g/ml and there is less than 100g/ml in the package
References Cherry, L., et al.: Toxicologist, 2, 108 (1992), Park, B., et al.: Biochem. Pharmacol., 31, 3635 (1992), Thijssen, H., et al.: Pestic Sci., 43, 73 (1995), Howald, G., et al.: Conserv. Biol., 21, 1258 (2007),

Applications Olivetol-d9 is a precursor in various syntheses of labelled tetrahydrocannabinols.
References Kumano, T., et al.: Bioorg. Med. Chem., 16, 8117 (2008), Appendino, G., et al.: J. Nat. Prod., 71, 1427 (2008), Sampietro, D., et al.: Food Chem., 115, 1170 (2009),

Stability Light Sensitive
Applications An impurity of Minocycline (M344800). Used in the preparation of calpain inhibitors.
References Sokoloski, T.D., et al.: J. Pharm. Sci., 66, 1159 (1977), Naidong, W., et al.: J. Pharm. Biomed. Anal., 13, 905 (1995),

Applications Sulfacetamide-d4 is the isotope labelled analog of Sulfacetamide. Sulfacetamide is an antibiotic used for the treatment of skin infections and urinary tract infections. Sulfacetamide is also used to treat acne and seborrheic dermatitis. Sulfacetamide was investigated for potential anti-inflammatory properties
References Wittwer, M.B., et al.: J. Med. Chem., 56, 781 (2013); Wang. X., et al.: Afr. J. Micriobiol., 6, 4533 (2012); Yu, B., et al.: Euro. J. Med. Chem., 46, 5833 (2011);

Stability Moisture Sensitive
Applications Trans-1,2-cyclohexanedicarboxylic anhydride can be used as a reagent to prepare hepatitis C virus (HCV) and granzyme B (indoline derivatives) inhibitors. It has also been employed in studies relating to the development of protein kinase C inhibitors.
References Yang, Z., et al.: PCT Int. Appl. WO 2015124063 A1 20150827 (2015); Cameron, D. R. PCT Int. Appl. WO 2014153666 A1 20141002 (2014); Cameron, D. R. PCT Int. Appl. WO 2014153666 A1 20141002 (2014); Lampe, J. W., et al.: J. Med. Chem 45, 2624

Stability Hygroscopic
Applications Mepiquat Chloride is a plant growth regulator used to improve crop quality and maximize yield.
References Xiaoming, R., et al.: Field Crops Res, 149, 1-10 (2013)

Applications A labelled derivative of Vincamine with vasodilating activity. Vasodilator (cerebral).
References Han, et al.: J. Biol. Chem., 274, 22337 (1999), O’Donnell, et al.: Pharmacol. Biochem. Behav., 63, 185 (1999),

Stability Hygroscopic
Applications A metabolite of Valproic acid.
References Rudy, A., et al.: J. Pharmacol. Exp. Ther., 259, 1133 (1991), Nagai, K., et al.: J. Antimicrob. Chemother., 39, 295 (1997), Yamamura, N., et al.: Drug Metab. Dispos., 27, 724 (1999)

Applications (-)-Donepezil is an isomer of Donepezil (D531750), a nootropic, acting as an inhibitor of acetylcholinesterase.
References Ohnishi, A., et al.: J. Clin. Pharmacol., 33, 1086 (1993), Galli, A., et al.: Eur. J. Pharmacol., 270, 189 (1994)

Impurity Quetiapine EP Impurity R
Applications Fumaric Acid Monoethyl Ester (Quetiapine EP Impurity R) is an anti-psoriatic fumaric acid ester. Fumaric Acid Monoethyl Ester inhibited thymidine-14C incorporation into DNA by cultured human lymphocytes. Fumaric Acid Monoethyl Ester has been shown to evoke transient increase in intracellular free calcium concentration and inhibit proliferation of human keratinocytes.
References Hagedorn, M. et al.: Arch. Dermatol. Res., 254, 67 (1975); Thio, H.B. et al.: Br. J. Dermatol., 131, 856 (1994); Rostami-Yazdi, M. Arch. Dermatol. Res., 302, 531 (2010);

Applications Oxychloroaphine is a simple phenazine with weak antifungal activity.

Impurity Ciprofloxacin USP Related Compound A / EP Impurity D
Stability Hygroscopic
Applications 7-Chloro-1-cyclopropyl-4-oxo-6-(piperazin-1-yl)-1,4-dihydroquinoline-3-carboxylic Acid Hydrochloride is an impurity in the synthesis of Ciprofloxacin (C482500), a fluorinated quinolone antibacterial.
References Hoffken, G., et al.: Antimicrob. Ag. Chemother., 27, 375 (1985), Scully, B.E., et al.: Lancet, 1, 819 (1986)

Applications Pirimicarb-desmethyl is a metabolite of Pirimicarb, which is a carbamate pesticide.
References Climent, M., Miranda, M.: J. Chromatogr. A, 738, 225 (1996); Pirisi, F., et al.: J. Agric. Food Chem., 44, 2417 (1996); Blasco, C., et al.: Electrophoresis, 30, 1698 (2009);

Applications Berberine Sulfate is an isoquinoline alkaloid with chemopreventative properties. It is used in the preparation of derivatives showing activity against leishmaniasis and malaria.
References Bahar, M. et al.: Bioorg. Med. Chem. Lett., 21, 2606 (2011); Endeshaw, M. et al.: J. Nat. Prod., 76, 311 (2013);

Stability Volatile
Applications PERILLEN (cas# 539-52-6) is a useful research chemical.
Not a dangerous good if item is equal to or less than 1g/ml and there is less than 100g/ml in the package

Applications Tiropramide is an antispasmodic agent. Studies suggest that Tiropramide has a pure musculotropic smooth muscle relaxant activity. Tiropramide is considered to be useful to inhibit the contractile response of the urinary bladder.
References Myung, S.-W. et al.: J. Appl. Pharmacol., 8, 262 (2000); Kwon, O.-S. et al.: Arzneim.-Forsch., 53, 578 (2003); Jhee, O.H. et al.: Clin. Chim. Acta, 366, 179 (2006); Takayanagi, I. et al.: Gen, Pharmacol., 20, 335 (1989);

Impurity Cefotaxime Sodium EP Impurity A
Stability Hygroscopic
Applications Cefetamet is a third-generation cephalosporin antibiotic and the active agent of Cefeamet pivoxil (C242780) after hydrolysis.
References Bryson, H.M., et al.: Drugs., 45, 589 (1993); Sharma, R.K., et al.: Asian. J. Biochem. Pharmaceut. Res., 1, 443 (2011); Waters, N.J., et al.: Drug. Metabolism. Disposit., 38, 1159 (2010);

Applications Isotope labelled Triclosan is used as bactericide and preservative for cosmetic and detergent compositions (1). Broadly used as an antiseptic and disinfectant (2). This compound is a contaminant of emerging concern (CECs). Drinking water contaminant candidate list 3 (CCL 3) compound as per United States Environmental Protection Agency (EPA). Environmental contaminants; Food contaminants.
Not a dangerous good if item is equal to or less than 1g/ml and there is less than 100g/ml in the package
References 1. Lindström, A. et al.: Environ. Sci. Technol. 2002 Jun 1;36(11):2322-9. 2. Ruszkiewicz, J. et al.: J. Toxicol. Environ. Health B. Crit. Rev. 2017;20(2):104-117.

Applications Cyclanilide is a plant growth regulator that functions by interactting with auxin-regulated processes. Cyclanilide is commonly used on cotton plants to either suppress vegetative growth or accelerate senescence. Cyclanilide is also used as a bioregulator of deciduous fruit trees.
Not a dangerous good if item is equal to or less than 1g/ml and there is less than 100g/ml in the package
References Burton, J. et al.: Proc. Plant Growth Reg. Soc. Am., 36, 56 (2009); Burton, J. et al.: J. Plant Growth Reg., 27, 342 (2008); Elfving, D.C. et al.: Act Horticul., 884, 159 (2010);

Applications Labelled Flupirtine (F598510). Analgesic. Substituted pyridine with central analgesic properties. A potassium channel opener
References Vaupel, D., et al.: Eur. J. Pharmacol., 162, 447 (1989), Nickel, B., et al.: Arzneim.-Forsch., 40, 909 (1990), Lunemann, J., et al.: J. Immunol., 168, 4881 (2002),

Applications Dimension can be employed as a herbicide.
References Zhang, R., et al.: Sepu., 36, 1228-1237 (2018)

Applications Metaldehyde
Not a dangerous good if item is equal to or less than 1g/ml and there is less than 100g/ml in the package

Applications Labelled Bilirubin (B385300), a principal pigment of bile and constituent of many biliary calculi.
References Stenhagen, R., et al.: Biochem. J., 33, 1591 (1939), Gray, et al.: J. Chem. Soc., 2264, 2268 (1961),

Applications Flecainide is an antiarrhythmic (class IC).
References Hodess, A.B., et al.: J. Cardiovasc. Pharmacol., 1, 427 (1979), Somani, P., et al.: Clin. Pharmacol. Ther., 27, 464 (1980), Alessi-Severini, S., et al.: Anal. Profiles Drug Subs. Excip., 21, 169 (1992)

Applications Nucleoside analog; specific inhibitor of hepatitis B virus (HBV) replication. Antiviral.
References Standring, D.N., et al.: Antiviral. Chem. Chemother., 12, 119 (2001), Hernandez-Santiago, B., et al.: Antimicrob. Agents Chemother., 46, 1728 (2002), Lai, C.-L., et al.: Hepatology, 40, 719 (2004), Han, S.-H.B., et al.: Expert Opin. Invest. Drugs, 14, 511 (2005),

Applications T-705RTP-13C5 Sodium Salt is a labeled salt derivative of T-705 (F103350) which has activity against the lethal H5N1 influenza A viruses.
References Yousuke, F., et al.: Antimicrob Agent Chemother., 49, 981 (2005); Kiso, M., et al.: Proc. Natl. Acad. Sci. U.S.A., 107, 882 (2010)

Applications Labelled Trimethylamine. Trimethylamine is a versatile building block used in the synthesis of various compounds ranging from cholines, plant growth regulators, strongly basic anion exchange resins, dye leveling agents as well as a number of basic dyes.
References Miroshnichenko, E.A. et al.: Zhur. Obshch. Khim., 63, 2375 (1993); Liu, X. et al.: Jiang. HUag., 33, 173 (2005); Xu, J. et al.: Color. Technol., 120, 316 (2004);

Applications Perampanel-d5, is the labeled analogue of Perampanel (P285520), an antiepileptic drug.
References Shih, J., et al.: Therap. Clinical Risk Management, 9, 285 (2013); Rogawski, M. A., et al.: Epilepsy Curr., 11, 56 (2011);

Stability Hygroscopic
Applications Tenofovir (T018500) impurity.

Applications Flurochloridon

Applications 4-Fluoro-3-phenoxybenzoic Acid is part of the group of pyrethroid pesticides. Pyrethroid pesticides are commonly used in tropical regions such as the Caribbean as household insecticides, pet sprays, and where malaria is endemic, impregnated into mosquito-repellent nets.
References Dewailly, E., et al.: Environ. Int., 63, 201 (2013),

Applications A labelled Phenothiazine (P318040) analog. Antipsychotic.
References Sartorelli, A.C., et al.: Experientia, 21, 457 ( 1965),

Applications Used as an antiseptic.
Not a dangerous good if item is equal to or less than 1g/ml and there is less than 100g/ml in the package
References Gaines, T.B. and Linder, R.E.: Fundam. Appl. Toxicol., 7, 299 (1986)

Stability Hygroscopic
Applications (R)-Haloxyfop Methyl Ester is a herbicide. It is used in the study of reduced rates of the acetyl-co enzyme A carboxylase (ACCase)-inhibiting herbicides.
Not a dangerous good if item is equal to or less than 1g/ml and there is less than 100g/ml in the package
References Neve, P., et al.: Theoretical and Applied Genetics, 110, 1154 (2005); Delye, C., et al.: Pest Management Sci., 58, 474 (2002)

Applications A labelled nootropic. An inhibitor of acetylcholinesterase.
Not a dangerous good if item is equal to or less than 1g/ml and there is less than 100g/ml in the package
References Ohnishi, A., et al.: J. Clin. Pharmacol., 33, 1086 (1993), Galli, A., et al.: Eur. J. Pharmacol., 270, 189 (1994)

Applications Ammeline is a metabolite of Melamine (1) (M208700), which acts as a non-protein nitrogen food additive (2). Also present in pet foods as well (3).Drinking water contaminant candidate list 3 (CCL 3) compound as per United States Environmental Protection Agency (EPA). Environmental contaminants; Food contaminants.
References 1. Mast RW. et al.: Food Chem Toxicol. 1983 Dec;21(6):807-10.2. Ehling S. et al.: Food Addit Contam. 2007 Dec;24(12):1319-25.3. Vail T. et al.: J Anal Toxicol. 2007 Jul-Aug;31(6):304-12.

Applications Oxymatrine is a an anti-tumor agent triggering apoptosis in human leukemia cells.
References Liu, J. et al.: Tumor Biol., 35, 5409 (2014); Wang, C. et al.: Am. J. Chinese Med., 42, 543 (2014);

Applications Used as an antiparkinsonian agent and as an anticholinergic.
References Duperray, B., et al.: Eur. J. Drug Metab. Pharmacokinet., 2, 121 (1977),

Applications A toxic metabolite of Fenamiphos, a pesticide in fruits and vegetables.
Not a dangerous good if item is equal to or less than 1g/ml and there is less than 100g/ml in the package
References Schenck, F., et al.: Bull. Environ. Contam. Toxicol., 73, 24 (2004), Okihashi, M., et al.: J. Pestic. Sci., 30, 368 (2005), Lopez, M., et al.: J. Agric. Food Chem., 56, 1553 (2008),

Applications Biuret-15N3 is the 15N3 labelled analogue of Biuret (B591500) which is used as a source of non-protein nitrogen in feed for ruminant. It is an impurity of urea based fertilisers as it has a poisonous effect on plants if present in high concentrations. Like peptide bonds, biuret forms violet-colored complexes with copper(II) ion in alkaline solution. This color change response is used to identify and quantify protein concentration (due to peptides present) and is known as biuret test.
References Li, J., et al.: Siliao Yanjiu, 1, 53 (2008); Kaasenbrood, P., et al.: J. Agr. Food. Chem.., 11, 39 (1963); Jayle, M., et al.: B. Soc. Chim. Biol., 33, 881 (1951);

Applications Thallium sulfate is an inorganic compound used in the preparation of luminescent extended one-​dimensional heterobimetallic chain compounds with relativistic metal-​metal bonds, by reaction with gold thiophosphinomethyl complexes.
References Wang, S.; et al.: Inorg. Chem., 28, 4623 (1989);

Applications Methidathion is an organophosphate insecticide and was examined for human health and toxicological concerns.
Not a dangerous good if item is equal to or less than 1g/ml and there is less than 100g/ml in the package
References Hou, X., et al.: Food. Chem., 138, 1198 (2013); Mineau, P., et al.: Environ. Toxicol. Pharmacol., 34, 416 (2012;

Applications A 16-membered ring macrolide antibiotic used in ophthalmology as well as other medical fields.
References Matsui, K. et al.: J. Inter. Cytokin Res., 24, 197 (2004); Schmalreck, A.F. et al.: Antiinfect Drugs Chemother., 14, 225 (1996); Tokuda, H. et al.: Chemother., 21, 887 (1973);

Applications Thiophanate-Methyl is a systematic fungicide of the thiophanate class and is commonly used in agriculture to protect against powdery mildew, rot and other fungal (1,2) diseases in fruits, vegetables and other crops (3). May also function as a pesticide with cocarcinogenesis effects on insects observed. Antihelmintic (4). Useful in cannabis testing kits as a component of pesticide mixes (P698240).Drinking water contaminant candidate list 3 (CCL 3) compound as per United States Environmental Protection Agency (EPA). Environmental contaminants; Food contaminants.
Not a dangerous good if item is equal to or less than 1g/ml and there is less than 100g/ml in the package
References 1. Mahmoudi N. et al.: Antimicrob Agents Chemother. 2008 Apr;52(4):1215-20 2. Burchill, R. et al.: Plant Pathol. 1971 Dec:20(4);173-1763. Fuchs, A. et al.: Pest Biochem. Physiol. 1972:2(2);191-2054. Paolini, M. et al.: Cancer Lett. 1999 Jan 29;135(2):203-13.

Applications Pesticide.
References El-Nahhal, Y., et al.: J. Agric. Food Chem., 46, 3305 (1998),