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A4706

Ammonium dichromate

Name: Ammonium dichromate
Brand: SIGMA

ACS reagent, ≥99.5%

Synonym(s):

Ammonium bichromate

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About This Item

Linear Formula:

(NH₄)₂Cr₂O₇

CAS Number:

7789-09-5

Molecular Weight:

252.06

EC Number:

232-143-1

UNSPSC Code:

12352200

MDL number:

MFCD00010879

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Properties

grade

ACS reagent

vapor density

8.7 (vs air)

assay

≥99.5%

mp

170 °C (dec.) (lit.)

SMILES string

N.N.O[Cr](=O)(=O)O[Cr](O)(=O)=O

InChI

1S/2Cr.2H3N.2H2O.5O/h;;2*1H3;2*1H2;;;;;/q2*+1;;;;;;;;;/p-2

InChI key

XAQCJVGGJJFLPP-UHFFFAOYSA-L

Description

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Regulatory Information

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Certificates of Analysis (COA)

Lot/Batch Number

107H3433

055H3729

055H3680

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