1.00229
Chromium(VI) oxide
for analysis EMSURE®
Synonym(s):
Chromium(VI) oxide, Chromic anhydride, Chromium trioxide
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About This Item
Recommended Products
Quality Level
product line
EMSURE®
Assay
≥99.0% (iodometric)
form
solid
impurities
≤0.02% Substances precipitated by ammonia
loss
≤ 1.0% loss on drying, 105°C
pH
<1 (20 °C, 100 g/L in H2O)
mp
197 °C
density
2.7 g/cm3 at 20 °C
bulk density
900 kg/m3
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1 of 4
This Item | 1.94963 | 236470 | 675644 |
|---|---|---|---|
| form solid | form - | form powder or crystals | form powder or flakes |
| assay ≥99.0% (iodometric) | assay - | assay ≥98.0% | assay 99.99% trace metals basis |
| Quality Level 300 | Quality Level - | Quality Level 200 | Quality Level 200 |
| pH <1 (20 °C, 100 g/L in H2O) | pH - | pH <1 (20 °C, 100 g/L) | pH - |
| mp 197 °C | mp - | mp 196 °C (dec.) (lit.) | mp 196 °C (dec.) (lit.) |
| impurities ≤0.02% Substances precipitated by ammonia | impurities - | impurities ≤0.01% insolubles | impurities - |
Analysis Note
Chloride (Cl): ≤ 0.005 %
Sulfate (SO₄): ≤ 0.02 %
Total nitrogen (N): ≤ 0.005 %
Fe (Iron): ≤ 0.01 %
K (Potassium): ≤ 0.005 %
Na (Sodium): ≤ 0.2 %
Substances precipitated by ammonia: ≤ 0.02 %
Loss on Drying (105 °C): ≤ 1.0 %
Legal Information
Signal Word
Danger
Precautionary Statements
Hazard Classifications
Acute Tox. 2 Inhalation - Acute Tox. 3 Dermal - Acute Tox. 3 Oral - Aquatic Acute 1 - Aquatic Chronic 1 - Carc. 1A - Eye Dam. 1 - Muta. 1B - Ox. Sol. 1 - Repr. 2 - Resp. Sens. 1 - Skin Corr. 1A - Skin Sens. 1 - STOT RE 1 Inhalation - STOT SE 3
Target Organs
Respiratory system
Storage Class Code
5.1A - Strongly oxidizing hazardous materials
WGK
WGK 3
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