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Ammonium dichromate

CAS number : 7789-09-5

Molecular weight :252.06

Molecular formula/chemical symbol :(NH4)2Cr2O7

Description :
Tender salmon pink acicular crystal.

USES :

Used for analysis reagent, mordant, also used in the synthesis of spices.Mainly used in gravure printing the heliograph, preparation developer and lithographic development. Used in the manufacture of ceramic glaze, fireworks. Is the production of pure nitrogen and dodecyl sulfonate raw materials. Used for synthetic perfume and coconut oil as raw material system lauryl alcohol, 14 when alcohol as catalyst. In the dyeing and printing industry used as acid dye and media dye mordant. Is also used for plastic and rubber foaming agent.Used in intaglio printing of photographic plate making, preparation developer, manufacturing ceramic glaze, fireworks, synthetic spices, printing and dyeing mordant, plastic and rubber foaming agent, etc

Keywords:Surface treatment chemicals



Report :

Product name

Ammonium dichromate

CAS: 7789-09-5

character

Tender salmon pink acicular crystal

chemical formula

(NH4)2Cr2O7

Test items

Test results


analytically pure(AR)

chemically pure(CP)

content[(NH4)2Cr2O7]  ,% ≥

99.0

99.0

(Al),% ≤

0.0025

0.005

(K),%  ≤

0.07

0.16

(Ca),≤

0.005

0.01

(Fe),%  ≤

0.0025

0.005

water insoluble,%  ≤

0.002

0.005

(Cl)C,%   ≤

0.002

0.005

(SO4),%,≤

0.01

0.03

(Na),% ≤

0.05

0.10