PX1445
GR ACS Potassium Dichromate
For general questions please contact our Customer Service:
EMD Millipore
290 Concord Road
01821 Billerica, MA
United States
Phone: 781 533-6000
Fax: 800-645-5439
E-mail: Customer.CareDesk@emdchemicals.com
23 May 2013
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GR ACS Potassium Dichromate
PX1445-1 500g Poly Bottle
| Product information | |||
|---|---|---|---|
| Grade | Meets ACS Specifications, Meets Reagent Specifications for testing USP/NF monographs | ||
| Synonyms | Chromic Acid, Dipotassium Salt | ||
| Chemical formula | K2Cr2O7 | ||
| Molar mass | 294.18 | ||
| CAS number | 7778-50-9 | ||
| Chemical and physical data | |||
|---|---|---|---|
| Merck USA index | 13 7710 | ||
| Molar mass | 294.18 | ||
| Specifications | |
|---|---|
| Assay (iodometric) | 99.9% min |
| Calcium (Ca) | 0.002% max |
| Chloride (Cl) | 0.001% max |
| Insoluble matter | 0.005% max |
| Iron (Fe) | 0.001% max |
| Loss on drying (130°C) | 0.05% max |
| Sodium (Na) | 0.02% max |
| Sulfate (SO4) | 0.005% max |
