99.5% photo grade Ammonium Bromide

99.5% photo grade Ammonium Bromide.

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  • Molecular Formula: NH4Br
  • CAS: 12124-97-9

99.5% photo grade Ammonium Bromide

CHEMICAL FORMULA : NH4Br       EINECS No.:235-183-8

CAS#: 12124-97-9  HS NO.: 28275900 Packing:In 25kg net plastic woven bags lined with plastic bags.

Name: Ammonium Bromide

Manufacture: Twin International Co., Limited
Quantity: 15TPackageIn 25kg net plastic woven bags.

Item

Specification

Test Results

Appearance

White Crystal (powder)

OK

Assay:%

≥ 99.5

99.65

Iodide(as I)

≤ 0.006

<0.006

Chlorides (as Cl ) %

≤ 0.1

0.03

Sulphate(as SO4)%

≤0.005

<0.005

Non-volatiles%

≤ 0.01

0.008

PH: (5% solution) 

4.5—5.5

5.01

Lead (as Pb) PPM

≤ 3

< 3

Water insolubles%

≤ 0.005

0.003

Transmission at 410nm,20% solution ,%

≥96

99.7

Alkal earth metals (as Ca) %

≤0.05

<0.05

Iron (as Fe2O3) PPM

≤ 2

< 2

Moisture %

≤ 0.2

0.14

                                                                                                   Comments: confirm to the standard

Remarks: we may make special specification according to customers'requirements.