ChemicalBook >> CAS DataBase List >>SILVER CHROMATE
SILVER CHROMATE
- CAS No.
- 7784-01-2
- Chemical Name:
- SILVER CHROMATE
- Synonyms
- SILVER CHROMATE;SILVER(I) CHROMATE;Silverchromate,99%;Silver chromate 98%;Silver Chromate(VI);Silver Chromate Min;silver(I) chromate(VI);SILVER CHROMATE REAGENT;Silver chromate,99%,pure;Silver(I)chromate,99%min
- CBNumber:
- CB9211405
- Molecular Formula:
- AgCrH2O4
- Molecular Weight:
- 225.88
- MDL Number:
- MFCD00003402
- MOL File:
- 7784-01-2.mol
- MSDS File:
- SDS
Last updated:2023-05-09 09:30:55
Density | 5.625 g/mL at 25 °C (lit.) |
---|---|
form | Powder |
Specific Gravity | 5.625 |
color | Red-brown |
Water Solubility | Slightly soluble in water. Soluble in HNO<sub>3</sub> and ammonia |
Sensitive | Light Sensitive |
Merck | 14,8510 |
Solubility Product Constant (Ksp) | pKsp: 11.95 |
Exposure limits |
OSHA: Ceiling 0.1 mg/m3 NIOSH: IDLH 15 mg/m3; TWA 0.0002 mg/m3 |
Stability | Stable. but light-sensitive and hygroscopic. |
CAS DataBase Reference | 7784-01-2(CAS DataBase Reference) |
FDA UNII | ZJ5092LWU9 |
EPA Substance Registry System | Chromic acid (H2CrO4), disilver(1+) salt (7784-01-2) |
SAFETY
Risk and Safety Statements
Symbol(GHS) | GHS03,GHS07,GHS08,GHS09 |
|||||||||
---|---|---|---|---|---|---|---|---|---|---|
Signal word | Danger | |||||||||
Hazard statements | H272-H317-H350-H410 | |||||||||
Precautionary statements | P201-P210-P273-P280-P302+P352-P308+P313 | |||||||||
Hazard Codes | O,T,N | |||||||||
Risk Statements | 8-43-49-50/53 | |||||||||
Safety Statements | 17-45-53-61-60 | |||||||||
RIDADR | 3087 | |||||||||
WGK Germany | 3 | |||||||||
TSCA | Yes | |||||||||
HazardClass | 5.1 | |||||||||
PackingGroup | III | |||||||||
NFPA 704 |
|
SILVER CHROMATE price More Price(12)
Manufacturer | Product number | Product description | CAS number | Packaging | Price | Updated | Buy |
---|---|---|---|---|---|---|---|
Sigma-Aldrich | 227897 | Silver chromate 98% | 7784-01-2 | 50g | $281 | 2024-03-01 | Buy |
Sigma-Aldrich | 227897 | Silver chromate 98% | 7784-01-2 | 10g | $79.9 | 2023-06-20 | Buy |
Alfa Aesar | 040107 | Silver chromate, 99% min | 7784-01-2 | 25g | $190.65 | 2024-03-01 | Buy |
Alfa Aesar | 040107 | Silver chromate, 99% min | 7784-01-2 | 100g | $705.65 | 2024-03-01 | Buy |
Strem Chemicals | 93-4745 | Silver chromate, 99% | 7784-01-2 | 10g | $65 | 2024-03-01 | Buy |
SILVER CHROMATE Chemical Properties,Uses,Production
Chemical Properties
crystalline powder
Physical properties
Red monoclinic crystals or brownish-red powder; density 5.625 g/cm3; insoluble in water; soluble in nitric acid, ammonia and solutions of alkali cyanides and chromates.
Uses
Catalyst for formation of aldol from alcohol; formed at end point of Mohr titration of halides.
Preparation
Silver chromate is prepared by slowly adding a solution of potassium chromate to a solution of silver nitrate:
2Ag+ (aq) + Cr4O2- (aq) → Ag2CrO4 (s)
The precipitate is washed with hot water.
Purification Methods
Wash the red-brown powder with H2O, dry it in a vacuum, then powder well and dry again in a vacuum at 90o/5hours. Its solubility in H2O is 0.0014% at 10o. Store it in the dark. [Cardillo & Shimizu J Org Chem 42 4268 1977.]
SILVER CHROMATE Preparation Products And Raw materials
Global( 70)Suppliers
Supplier | Tel | Country | ProdList | Advantage | |
---|---|---|---|---|---|
Hefei TNJ Chemical Industry Co.,Ltd. | 0551-65418671 | sales@tnjchem.com | China | 34571 | 58 |
Shaanxi Didu New Materials Co. Ltd | +86-89586680 +86-13289823923 | 1026@dideu.com | China | 9020 | 58 |
LEAPCHEM CO., LTD. | +86-852-30606658 | market18@leapchem.com | China | 43348 | 58 |
Aladdin Scientific | +1-+1(833)-552-7181 | sales@aladdinsci.com | United States | 52927 | 58 |
Mainchem Co., Ltd. | +86-0592-6210733 | sale@mainchem.com | China | 32360 | 55 |
Chemwill Asia Co.,Ltd. | 86-21-51086038 | chemwill_asia@126.com | CHINA | 23931 | 58 |
J & K SCIENTIFIC LTD. | 010-82848833 400-666-7788 | jkinfo@jkchemical.com | China | 96815 | 76 |
Meryer (Shanghai) Chemical Technology Co., Ltd. | 021-61259108 18621169109 | market03@meryer.com | China | 40240 | 62 |
Alfa Aesar | 400-6106006 | saleschina@alfa-asia.com | China | 30132 | 84 |
JinYan Chemicals(ShangHai) Co.,Ltd. | 13817811078 | sales@jingyan-chemical.com | China | 9984 | 60 |
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