sodium dichromate dihydrate 99.5% ar

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Two white plastic chemical containers with black lids, labeled "Chemnovato." The left contains Magnesium Sulphate, and the right contains Acetyl Salicylic Acid, both on a gray background.
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Six brown glass bottles of varying sizes with white labels and black or white caps, containing Trichloroacetic Acid 99% AR from Chemoxy, are arranged in a row on a gray background.
Two brown glass bottles labeled "Chloroform 99.8% for HPLC" with hazard symbols, placed side by side on a neutral gray background.
Three dark brown bottles with red caps and Chemnovatic labels contain hydrochloric acid, nitric acid, and sulfuric acid, arranged side by side on a gray background.

Description

CAS 7789-12-0
Molecular Formula Na2Cr2O7.2H2O
Molecular Weight 298.00
Shelf Life 60 Months
Physical Properties
Physical State at 20 °C Solid Colour Orange Crystalline
Odour Odorless pH Value 3.5-4.0
Melting Point/ Freezing Point [°C] 91 °C Vapour Density 10
Density [g/cm3] 2.35 Solubility in Water [% weight] Soluble in water (73%)
Specifications
Appearance Orange crystalline powder Assay (Iodometric) 99.5 – 100.5%
Insoluble Matter Max 0.005% Chloride (Cl) Max 0.005%
Sulphate (So4) Max 0.01% Calcium (Ca) Max 0.003%
Aluminium (Al) Max 0.002% Magnesium (Mg) Max 0.005%
Potassium (K) Max 0.01%
Dangerous Goods Information
UN Number 3087 DG Class 5.1 (6.1)
Safety Information & Hazard Symbols
Symbol GHS03, GHS05, GHS06, GHS08, GHS09
Signal Word Danger
Hazard Statement H340-H317-H330-H334-H314-H312-H350-H410-H360FD-H372-H301-H272-H335
Precaution Statement P280-P305+P351+P338-P310-P301+P330+P331-P303+P361+P353-P273

sodium dichromate dihydrate 99.5% ar

$79.50

SKU C02400-00500-HS Category
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