CymitQuimica logo
Sels d'ammonium

Sels d'ammonium

Dans cette section, vous trouverez une large gamme de sels inorganiques contenant l'ion nitrate. Les sels d'ammonium sont précieux dans diverses applications industrielles, y compris les engrais, les explosifs et les produits pharmaceutiques. Ces sels sont connus pour leur solubilité et leur réactivité, ce qui les rend utiles en synthèse organique et en catalyse. Chez CymitQuimica, nous offrons une sélection diversifiée de sels d'ammonium de haute qualité pour soutenir vos besoins de recherche et industriels.

176 produits trouvés pour "Sels d'ammonium"

Trier par

Degré de pureté (%)
0
100
|
0
|
50
|
90
|
95
|
100
produits par page.
  • Ammonium iron(II) sulfate hydrate, Puratronic™, 99.999% (metals basis)

    CAS :
    <p>Ammonium iron(II) sulfate hydrate is widely utilized in analytical chemistry for titration purposes since it is affected lesser by oxygen in the air than iron(II) sulpahte. It is employed to measure high doses of gamma rays by using Fricke's dosemeter. It is involved in a variety of other applicatio</p>
    Formule :FeH20N2O14S2
    Degré de pureté :99.999%
    Masse moléculaire :392.13

    Ref: 02-040751

    1g
    41,00€
    5g
    72,00€
    25g
    À demander
  • Ammonium zinc sulfate hydrate

    CAS :
    <p>This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Sci</p>
    Formule :H8N2O8S2Zn
    Couleur et forme :White, crystalline powder
    Masse moléculaire :293.57

    Ref: 02-A13584

    1kg
    À demander
    250g
    35,00€
  • Ammonium tetrachloroaurate(III) hydrate, Premion&trade;, 99.99% (metals basis)

    CAS :
    <p>This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Sci</p>
    Formule :AuCl4H4N
    Degré de pureté :99.99%
    Masse moléculaire :356.82

    Ref: 02-040434

    1g
    À demander
    5g
    À demander
  • Ammonium hexafluorotitanate, 99.99% (metals basis)

    CAS :
    <p>Ammonium hexafluorotitanate is used as an anti-corrosive cleaning agent. It is also used for the production of ceramics and glass. Further, it is used in the preparation of synthetic gems. This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some d</p>
    Formule :F6H8N2Ti
    Degré de pureté :99.99%
    Masse moléculaire :197.94

    Ref: 02-043192

    25g
    140,00€
    100g
    À demander
    500g
    À demander
  • Ammonium hexachlororhodate(III) hydrate, Premion&trade;, 99.99% (metals basis)

    CAS :
    <p>Ammonium hexachlororhodate(III) hydrate is an important raw material and intermediate used in Organic Synthesis, Pharmaceuticals, Agrochemicals. This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer </p>
    Formule :Cl6H12N3Rh
    Degré de pureté :99.99%
    Masse moléculaire :369.72

    Ref: 02-011812

    1g
    À demander
    5g
    À demander
  • Ammonium phosphomolybdate hydrate, Reagent Grade

    CAS :
    <p>Ammonium phosphomolybdate hydrate is used to prepare aluminosilicate-supported heteropolyacid catalysts, which finds application in the dehydration of glycerol in the gas phase to get acrolein. It is used as an inorganic ion exchanger involved in the removal of cesium from liquid wastes. This Thermo</p>
    Formule :H12Mo12N3O40P•xH2O(x
    Masse moléculaire :1876.35(anhy)

    Ref: 02-017984

    100g
    82,00€
    500g
    À demander
  • Ammonium iron(III) citrate, brown

    CAS :
    <p>Ammonium iron(III) citrate, brown is used in medicine, in making blueprints, and as a feed additive. It is also used as an iron supplement and food enhancer. This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label informati</p>
    Formule :C6H8FeNO7
    Couleur et forme :Brown-yellow to brown, Crystals or crystalline powder or powder
    Masse moléculaire :261.98

    Ref: 02-A11199

    1kg
    89,00€
    5kg
    302,00€
    250g
    30,00€
  • Ammonium bromide, Puratronic&trade;, 99.999% (metals basis)

    CAS :
    <p>Ammonium bromide is used in pharmaceuticals for its bromide ion. It is used for a variety of analytical chemistry applications. It is also used for photography in films, plates and papers; in fireproofing of wood; in lithography and process engraving and as corrosion inhibitors. This Thermo Scientif</p>
    Formule :BrH4N
    Degré de pureté :99.999%
    Masse moléculaire :97.94

    Ref: 02-012981

    5g
    43,00€
    25g
    125,00€
    100g
    407,00€
  • Ammonium peroxydisulfate, 98%

    CAS :
    <p>Ammonium peroxydisulfate is widely utilized as an oxidizing agent and radical initiators in the polymerization of certain alkenes. It is actively involved in in the synthesis of commercially important polymers like styrene-butadiene rubber and polytetrafluoroethylene. It combines with tetramethyleth</p>
    Formule :H8N2O8S2
    Degré de pureté :98%
    Couleur et forme :White to pale yellow, Crystalline powder or crystals
    Masse moléculaire :228.19

    Ref: 02-A10533

    1kg
    39,00€
    5kg
    130,00€
    500g
    33,00€
  • Ammonium hexafluoroaluminate, 98%

    CAS :
    <p>This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Sci</p>
    Formule :AlF6H12N3
    Degré de pureté :98%
    Couleur et forme :Powder, White to cream
    Masse moléculaire :195.09

    Ref: 02-B20582

    10g
    33,00€
    50g
    102,00€
  • Ammonium molybdate, 99.99% (metals basis)

    CAS :
    <p>It is used to prepare phosphomolybdates, to measure the amount of phophates, silicates, arsenates, lead in pigments, river water and sea water. It is also used as a negative stain in electron microscopy, in photogrphy, ceramics, paints. It is used in the production of molybdenum. It is used in the p</p>
    Formule :H8MoN2O4
    Degré de pureté :99.99%
    Couleur et forme :White to pale cream, Crystalline powder and/or chunks
    Masse moléculaire :196.02

    Ref: 02-043206

    25g
    357,00€
    100g
    1.115,00€
  • Ammonium sulfamate, 98+%

    CAS :
    <p>Ammonium sulfamate is applied in water solution or oil-water emulsion as a leaf, or foliar spray for control of woody plants, or it is applied as crystals or concentrated solution to cuts in the bark or on freshly-cut stumps of undesirable trees to prevent resprouting. Used as a compost accelerator,</p>
    Formule :H6N2O3S
    Degré de pureté :98+%
    Couleur et forme :Crystals or powder or crystalline powder or fused solid, White
    Masse moléculaire :114.12

    Ref: 02-A17696

    1kg
    80,00€
    250g
    34,00€
  • Ammonium iron(III) sulfate dodecahydrate, 98+%

    CAS :
    <p>Ammonium iron(III) sulfate dodecahydrate is a reagent that is used as a mordant in dyeing and textile printing. It is also utilized in analytical chemistry as an iron standard. In biochemistry, ammonium ferric sulfate is used as a catalyst for the generation of free radicals. Increased xanthine oxid</p>
    Formule :FeH28NO20S2
    Degré de pureté :98+%
    Couleur et forme :White to purple, Crystals or powder or crystalline powder
    Masse moléculaire :482.18

    Ref: 02-A16105

    500g
    48,00€
    2500g
    À demander
  • Ammonium pentaborate tetrahydrate, 98%

    CAS :
    <p>Ammonium pentaborate is used in the preparation of both wet and dry electrolytic capacitors, flame proofing, gunning and patching compounds for extending the life of basic refractories. Used in the preparation of special welding, soldering and brazing fluxes for stainless steel or various non-ferrou</p>
    Formule :B5H44N9O19
    Degré de pureté :98%
    Couleur et forme :Powder, White
    Masse moléculaire :528.45

    Ref: 02-046323

    2kg
    267,00€
    500g
    83,00€
  • Ammonium sulfate, ACS, 99.0% min

    CAS :
    <p>In biochemistry it is used for purification of proteins via ammonium sulfate precipitation method. Ammonium sulfate is used in agriculture as fertilizer. It is a slow releasing nitrogenous fertilizer and a rich source of sulphur nutrient. It is employed as a dough conditioner in bread products. It f</p>
    Formule :H8N2O4S
    Degré de pureté :99.0%
    Masse moléculaire :132.13

    Ref: 02-011566

    2kg
    93,00€
    100g
    24,00€
    10kg
    À demander
    500g
    34,00€
  • Ammonium oxalate monohydrate, ACS, 99.0-101.0%

    CAS :
    <p>In detinning of iron, metal polishing, determination of lead, calcium, and rare earth metalsAmmonium oxalate monohydrate is widely utilized as a buffering reagent and a dispersant to determine the surface interaction of platelets. It finds an application to study This Thermo Scientific Chemicals br</p>
    Formule :C2H10N2O5
    Degré de pureté :99.0-101.0%
    Couleur et forme :Colorless or white, Crystalline powder or solid
    Masse moléculaire :142.11

    Ref: 02-036228

    100g
    31,00€
    500g
    72,00€
    4x500g
    À demander
  • Ammonium dihydrogen phosphate, Puratronic&trade;, 99.995% (metals basis)

    CAS :
    <p>Crystals of this compound are used in transducers as an alternative to Quartz and Rochelle salt. Monoammonium phosphate is one of the components of agricultural fertilizers. It supplies elements nitrogen and phosphorus to the soil. It is also a component of some dry chemical fire extinguishers. </p>
    Formule :H6NO4P
    Degré de pureté :99.995%
    Masse moléculaire :115.03

    Ref: 02-010633

    25g
    129,00€
    100g
    402,00€
  • Ammonium pentaborate octahydrate, 99.0%

    CAS :
    <p>Ammonium pentaborate octahydrate is used as a component of electrolyte solutions in electrolytic capacitors. It is also used as a flame retarder and in wood and textile industry. Further, it is used for brazing, welding, soldering fluxes and in some detergents. This Thermo Scientific Chemicals brand</p>
    Formule :(NH4)2B10O16•8H2O
    Degré de pureté :99.0%
    Masse moléculaire :544.29 (400.17anhy)

    Ref: 02-012294

    2kg
    265,00€
    500g
    79,00€
  • Ammonium dichromate, ACS, 99.5% min

    CAS :
    <p>Catalysts, source of pure nitrogen, in lithography</p>
    Formule :Cr2H8N2O7
    Degré de pureté :99.5%
    Masse moléculaire :252.06

    Ref: 02-013444

    2kg
    315,00€
    500g
    100,00€
  • Aminoacetonitrile hydrochloride, 98+%

    CAS :
    <p>Used as pharmaceutical intermediates, organic synthetic raw material transportation. This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item </p>
    Formule :C2H5ClN2
    Degré de pureté :98+%
    Couleur et forme :White to pale brown, powder
    Masse moléculaire :92.53

    Ref: 02-041984

    25g
    129,00€