Estándares de cromatografía iónica

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Ferroin 0.025 mol/L solution RS, for environmental analysis (COD determination)

CARLO ERBA

GHS07 GHS08
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526751-100ML

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 Patrones de osmolaridad

Reagecon

Estándares de osmolaridad para la calibración y el control, compatibles con todos los tipos de osmómetros. Amplio rango: 50 a 3000 mOsmol/kg H2O, certificado ISO 17025. Valores de 100 a 700 mOsmol/kg H2O según la Farmacopea Europea 2.2.35 y la Farmacopea Americana 785. 12 ampollas de 5 ml cada una....

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 Estándares de color Gardener

Reagecon
GHS08

El patrón de color puede utilizarse para calibrar, controlar, calificar o validar los instrumentos de medición de color para determinar el número de color.

  • Especialmente para los métodos según ASTM D1544, D 6166, AOCS Td 1a y MS 817 Parte 10
  • Adecuados para líquidos de color similar, incluidos varios aceites vegetales y minerales
  • En botella de vidrio de 100 ml
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Nitrate Standard for IC TraceCERT®, 1000 mg/L nitrate in water, 1000 mg/L nitrate in water, prepared with high purity NaNO₃ and water

Sigma-Aldrich

Regulierter Aussgangsstoff
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74246-100ML

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Fluoride Standard for IC TraceCERT®, 1000 mg/L fluoride in water, 1000 mg/L fluoride in water, prepared with high purity NaF and water

Sigma-Aldrich

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77365-100ML

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Bromide Standard for IC TraceCERT®, 1000 mg/L bromide in water, 1000 mg/L bromide in water, prepared with high purity NaBr and water

Sigma-Aldrich

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43147-100ML

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Nitrite Standard for IC TraceCERT®, 1000 mg/L nitrite in water (pH ~11), 1000 mg/L nitrite in water, stabilized with NaOH to pH 10-11, prepared with high purity NaNO₂, water and NaOH

Sigma-Aldrich

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67276-100ML

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Calcium Standard for IC TraceCERT®, 1000 mg/L Ca+2 in nitric acid, 1000 mg/L Ca²⁺ in ≤0.1% nitric acid, prepared with high purity CaCO₃, HNO₃ and water

Sigma-Aldrich

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39865-100ML

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Bromate Standard for IC TraceCERT®, 1000 mg/L bromate in water, 1000 mg/L bromate in water, prepared with high purity KBrO₃ and water

Sigma-Aldrich

GHS08
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78476-100ML

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ANION MULTI-ELEMENT STANDARD I 1000 MG/L: F-, PO43-, BR- IN H2O CERTIPUR®

Merck

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1.11437.0500

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 500 ml Login / Register here
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