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Silver Oxide 99.7% AR Grade Reagent

Cas Number:20667-12-3
Formula: Ag2O
Molar Mass:231.74
EC Number:243-957-1

Quantity:
  • AR
  • LABOR
  • 222002127

Silver Oxide 99.7% AR Grade Reagent


Cas Number:20667-12-3

Formula: Ag2O

Molar Mass:231.74

EC Number:243-957-1


Physicochemical properties:

Brownish black heavy powder. Odorless. When heated to 200 ° C, decomposition begins, and decomposition accelerates at 250 to 300 ° C. Wet silver oxide readily absorbs carbon dioxide. It can be reduced by hydrogen, carbon monoxide and most metals. It can soluble in dilute nitric acid, ammonia, cyanide alkali solution and sodium thiosulfate solution, and slightly soluble in sodium hydroxide solution, almost insoluble in water and ethanol. The relative density (d254)is 7.22.


Usage:

Analytical reagents. Catalyst. Water purifying agent. Colorant. Organic synthesis. Electronic device materials. Glass industry.


Packing:

500g/25kg






Item of Analysis

Standard

Assay,%

99.7 min

Transparency of solution

to pass test

Unsolvable in Nitric Acid,%

0.02 max

Loss on drying,%

0.25 max

Free alkali(as NaOH),%

0.012 max

Nitrate(NO3),%

0.005 max

Hydrochloric acid is not sediment,%

0.05 max


Symbol 

Signal word 

Danger

Hazard statement

H271


H303


H318


H410

Precautionary statements—Prevention

P210


P220


P221


P264


P273


P280

Precautionary statements—Response

P305+P351+P338+P310


P30+P360


P312


P370+P378


P371+P380+P375


P391

UN No.

1479

Hazard Class

5.1

Package Group

I

Flash point

No Information

Melting point

No Information



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