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Solutions et indicateurs volumétriques analytiques

Solutions et indicateurs volumétriques analytiques

Les solutions volumétriques analytiques et les indicateurs sont des standards de référence essentiels utilisés dans les analyses chimiques précises et les procédures de laboratoire. Ces solutions garantissent l'exactitude des mesures quantitatives, jouant un rôle crucial dans la spectroscopie, la chromatographie liquide haute performance (HPLC) et la chromatographie en phase gazeuse. Elles sont fondamentales dans divers domaines, y compris la biochimie, la biologie cellulaire et moléculaire, et la science des matériaux. Les composants clés incluent des acides, des réactifs synthétiques et une variété de Building Blocks organiques tels que les carbonyles et les composés hétérocycliques. Ces standards sont vitaux pour assurer la conformité aux normes environnementales et le contrôle de qualité pharmaceutique. De plus, ils soutiennent les applications de recherche avancée dans des domaines tels que la spectroscopie RMN, la synthèse de peptides et le développement d'ingrédients pharmaceutiques actifs (APIs). La fiabilité et la précision fournies par ces solutions volumétriques et indicateurs sont indispensables pour la recherche scientifique et les applications industrielles, garantissant la validité et la reproductibilité des résultats expérimentaux.

Sous-catégories appartenant à la catégorie "Solutions et indicateurs volumétriques analytiques"

Produits appartenant à la catégorie "Solutions et indicateurs volumétriques analytiques"

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produits par page.2354 produits dans cette catégorie.
  • Dabsyl Chloride [N-Protecting Agent for Peptides Research]

    CAS :
    Formule :C14H14ClN3O2S
    Degré de pureté :>98.0%(T)
    Couleur et forme :Orange to Brown to Dark red powder to crystaline
    Masse moléculaire :323.80

    Ref: 3B-D1382

    1g
    81,00€
    25g
    841,00€
  • Phosphoric acid 85%

    CAS :
    Formule :H3O4P
    Degré de pureté :84.5 - 85.5 % (H3PO4)
    Couleur et forme :Clear, colourless liquid
    Masse moléculaire :98.00

    Ref: 7W-GK4212

    1kg
    42,00€
    5kg
    83,00€
    10kg
    138,00€
  • Bis[3,4,6-trichloro-2-(pentyloxycarbonyl)phenyl] Oxalate

    CAS :
    Formule :C26H24Cl6O8
    Degré de pureté :>98.0%(HPLC)
    Couleur et forme :White to Almost white powder to crystal
    Masse moléculaire :677.17

    Ref: 3B-O0236

    5g
    57,00€
    25g
    148,00€
  • Reagecon Silver Nitrate 0.1M (0.1N) Analytical Volumetric Solution (AVL)


    Reagecon's Silver Nitrate 0.1M (0.1N) Analytical Volumetric Solution (AVL) is tested by an ISO 17025 Accredited Test Method (A2LA Ref: 6739.03). This product is a fully factorised; high purity; stable product; developed and tested for precipitation (argentometric) titrations. This Analytical Volumetric Solution; also called titrant; standard titrant or standard solution; is tested to a specification of ± 0.1%. It is a reagent of known concentration; that is dispensed from a burette or other dispensing apparatus to a sample (analyte); until a reaction between the two liquids is judged to be complete. The product may be used for manual titrations; or more commonly automatic titrations; to determine the end points by detection of any of several properties. Precipitation titrimetry is based on reactions that yield compounds of limited solubility. - Titration is a rapid, economical and versatile analytical tool. This Reagecon titrant is accurate, stable, reproducible and fully factorised. Titrations performed with this product, exhibit defined stoichiometry, are quantitative, establish an equilibrium that is definitive and fast and provide unambiguous results. Stability is proven (either opened or unopened) for the shelf life of this product.
    Couleur et forme :Liquid

    Ref: 07-N20100H

    500ml
    73,00€
  • Phosphomolybdic Acid Hydrate

    CAS :
    Formule :H2Mo12O41P
    Degré de pureté :72%
    Couleur et forme :Solid
    Masse moléculaire :1841.4929809999987

    Ref: IN-DA0035HE

    5g
    29,00€
    25g
    33,00€
    100g
    63,00€
    500g
    169,00€
  • PAN [=1-(2-Pyridylazo)-2-naphthol] [Metal indicator and spectrophotometric reagent for transition metals]

    CAS :
    Formule :C15H11N3O
    Degré de pureté :>98.0%(T)(HPLC)
    Couleur et forme :Light yellow to Amber to Dark green powder to crystal
    Masse moléculaire :249.27

    Ref: 3B-A5000

    1g
    33,00€
    5g
    75,00€
  • 4-Carboxy-2,2,6,6-tetramethylpiperidine 1-Oxyl Free Radical

    CAS :
    Formule :C10H18NO3
    Degré de pureté :>97.0%(GC)(T)
    Couleur et forme :Light yellow to Brown powder to crystal
    Masse moléculaire :200.26

    Ref: 3B-C1428

    1g
    318,00€
    100mg
    59,00€
  • Tetraiodofluorescein

    CAS :
    Formule :C20H8I4O5
    Degré de pureté :>95.0%(HPLC)
    Couleur et forme :Light yellow to Brown powder to crystal
    Masse moléculaire :835.90

    Ref: 3B-T0124

    25g
    112,00€
  • Aluminium oxide, activated, neutral for chromatography

    CAS :
    Formule :Al2O3
    Couleur et forme :White or off-white powder
    Masse moléculaire :101.96

    Ref: 7W-GK0599

    1kg
    104,00€
    5kg
    400,00€
    100g
    32,00€
    250g
    43,00€
    500g
    63,00€
  • 1,10-Phenanthroline

    CAS :
    Formule :C12H8N2
    Degré de pureté :98%
    Couleur et forme :Solid
    Masse moléculaire :180.2053

    Ref: IN-DA0032JK

    5g
    22,00€
    10g
    26,00€
    1kg
    229,00€
    25g
    30,00€
    50g
    40,00€
    100g
    59,00€
    250g
    114,00€
    500g
    176,00€
  • Calcein (mixture of isomers) [for Fluorometric Determination of Ca]

    CAS :
    Formule :C30H26N2O13
    Couleur et forme :Orange to Brown powder to crystaline
    Masse moléculaire :622.54

    Ref: 3B-C0004

    1g
    88,00€
    5g
    337,00€
  • Reagecon Calcium Acetate 1.0M Analytical Volumetric Solution (AVL)


    Reagecon's Calcium Acetate 1.0M Analytical Volumetric Solution (AVL) is a fully factorised, high purity, stable product, developed and tested for complexometric titrations.  This Analytical Volumetric Solution, also called titrant, standard titrant or standard solution, is tested to a specification of ± 0.1%. It is a reagent of known concentration, that is dispensed from a burette or other dispensing apparatus to a sample (analyte), until a reaction between the two liquids is judged to be complete.  The product may be used for manual titrations, or more commonly automatic titrations, to determine the end points by detection of any of several properties.  Complexometric titrimetry is based on the reaction of a metal ion with a ligand to form a complex. Methods have been developed, validated and published for detection or quantification of almost every metal in the periodic table using EDTA complexation. - Titration is a rapid, economical and versatile analytical tool. This Reagecon titrant is accurate, stable, reproducible and fully factorised. Titrations performed with this product, exhibit defined stoichiometry, are quantitative, establish an equilibrium that is definitive and fast and provide unambiguous results. Stability is proven (either opened or unopened) for the shelf life of this product.
    Couleur et forme :Liquid

    Ref: 07-CAAC2101

    1l
    274,00€
  • Acid Red 92

    CAS :
    Formule :C20H2Br4Cl4Na2O5
    Degré de pureté :>85.0%(E)
    Couleur et forme :Dark red to Brown powder to crystal
    Masse moléculaire :829.63

    Ref: 3B-T0050

    25g
    58,00€
  • Pentamethylene Bis[4-(10,15,20-triphenylporphyrin-5-yl)benzoate]dizinc(II) [Reagent for application of the exciton chirality method]

    CAS :
    Formule :C95H64N8O4Zn2
    Degré de pureté :>97.0%(HPLC)
    Couleur et forme :Dark purple powder to crystal
    Masse moléculaire :1,512.37

    Ref: 3B-P1364

    10mg
    100,00€
    100mg
    729,00€
  • Reagecon Copper II Sulphate 0.1M (0.1N) Analytical Volumetric Solution (AVL)

    CAS :
    Reagecon's Copper II Sulphate 0.1M (0.1N) Analytical Volumetric Solution (AVL) is a fully factorised, high purity, stable product, developed and tested for oxidation/reduction titrations.  This Analytical Volumetric Solution, also called titrant, standard titrant or standard solution, is tested to a specification of ± 0.1%. It is a reagent of known concentration, that is dispensed from a burette or other dispensing apparatus to a sample (analyte), until a reaction between the two liquids is judged to be complete.  The product may be used for manual titrations, or more commonly automatic titrations, to determine the end points by detection of any of several properties.  Oxidation/reduction titrations depend on changes in the electropotential of the oxidation reduction system and always involves a reaction between an oxidising and reducing pair. - Titration is a rapid, economical and versatile analytical tool. This Reagecon titrant is accurate, stable, reproducible and fully factorised. Titrations performed with this product, exhibit defined stoichiometry, are quantitative, establish an equilibrium that is definitive and fast and provide unambiguous results. Stability is proven (either opened or unopened) for the shelf life of this product.
    Couleur et forme :Liquid

    Ref: 07-CUSO2011

    1l
    92,00€
  • Reagecon Silver Nitrate 0.0141M (0.0141N ) Analytical Volumetric Solution (AVL)


    Reagecon's Silver Nitrate 0.0141M (0.0141N ) Analytical Volumetric Solution (AVL) is a fully factorised, high purity, stable product, developed and tested for precipitation (argentometric) titrations.  This Analytical Volumetric Solution, also called titrant, standard titrant or standard solution, is tested to a specification of ± 0.1%. It is a reagent of known concentration, that is dispensed from a burette or other dispensing apparatus to a sample (analyte), until a reaction between the two liquids is judged to be complete.  The product may be used for manual titrations, or more commonly automatic titrations, to determine the end points by detection of any of several properties.  Precipitation titrimetry is based on reactions that yield compounds of limited solubility. - Titration is a rapid, economical and versatile analytical tool. This Reagecon titrant is accurate, stable, reproducible and fully factorised. Titrations performed with this product, exhibit defined stoichiometry, are quantitative, establish an equilibrium that is definitive and fast and provide unambiguous results. Stability is proven (either opened or unopened) for the shelf life of this product.
    Couleur et forme :Liquid

    Ref: 07-N20014W

    2.5l
    273,00€
  • 4-Oxo-2,2,6,6-tetramethylpiperidine 1-Oxyl Free Radical (purified by sublimation)

    CAS :
    Formule :C9H16NO2
    Degré de pureté :>98.0%(GC)
    Couleur et forme :Light yellow to Brown powder to crystal
    Masse moléculaire :170.23

    Ref: 3B-O0521

    1g
    95,00€
  • 4-Hydroxy-3,5-dimethoxycinnamic acid

    CAS :
    Formule :C11H12O5
    Degré de pureté :98%
    Couleur et forme :Solid
    Masse moléculaire :224.21

    Ref: IN-DA0035L5

    1g
    25,00€
    5g
    29,00€
    10g
    39,00€
    1kg
    À demander
    25g
    71,00€
    100g
    172,00€
    500g
    502,00€
  • Biacetyl dioxime

    CAS :
    Formule :C4H8N2O2
    Degré de pureté :95%
    Couleur et forme :Solid
    Masse moléculaire :116.1185

    Ref: IN-DA003PNB

    25g
    25,00€
    100g
    46,00€
    500g
    125,00€
  • 1-Propanesulfonic acid, 3-(trimethylsilyl)-, sodium salt (1:1)

    CAS :
    Formule :C6H15NaO3SSi
    Degré de pureté :95%
    Couleur et forme :Solid
    Masse moléculaire :218.32177

    Ref: IN-DA002977

    1g
    195,00€
    5g
    603,00€
    10g
    À demander
    100mg
    70,00€
    250mg
    113,00€