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YOTECH AMINO ACID FACTORY (R&D) OF SUZHOU
YOTECH FINE CHEMICAL OF SUZHOU

Product  

 


Sodium Bromide

Molecular formula: NaBr          Molecular weight : 102.90

Uses: Medicine as diuretics, sedatives, and strengthen the cerebral cortex to inhibit the process. As a brominating agent in thesynthesis of spices, medicine and dyes industry, but also as achemical reagent and the Photographic Industry.
Property:No color cubic crystals or White granular powder one is equiaxed, No. olfactory, taste salty and slightly bitter. Easy to absorb moisture in the air and caking, but not deliquescent. Specific gravity 3.203 (25℃), Melting point 755℃, Boiling point 1390℃, easily soluble in water, slightly soluble in alcohol, water on solvent neutral conductivity.

CAS#: 7647-15-6          Customs No.: 2827510000         MSDS: YB0404-01          Risk No.: Non-dangerous

Product specification

Photographic grade

Reagent grade

Industrial grade

Standard

Yotech Standard

GB/1265-2003

GB/1265-2003

Assay                 %

≥99.5 

≥99.0 

≥98.5 

Chloride (Cl)          %

≤0.1 

≤0.2 

≤0.5 

Heavy metal (Pb)          %

≤0.0003

≤0.001 

≤0.002 

Water insoluble             %

≤0.0002

≤0.005 

≤0.005 

Bromate (BrO3)        %

≤0.001

≤0.002 

≤0.005 

Iodide (I)            %

≤0.01

≤0.02 

≤0.03

Sulfate (SO4)         %

≤0.002

≤0.003

≤0.005

Nitrogen Compounds (N)         %

≤0.0005

≤0.001 

≤0.002 

Mg             %

≤0.0002

≤0.0005 

≤0.001

Ca             %

≤0.0002

≤0.003 

≤0.005 

Fe               %

≤0.0002

≤0.0003

≤0.0005 

Ba             %

≤0.001

≤0.002 

≤0.005 

Hg               %

≤0.001 

≤0.002 

≤0.005

Free base (NaOH)        %

≤0.01 

≤0.01 

≤0.01 

Free acid (HCl)         %

≤0.005 

≤0.005 

≤0.005 

PH value

6.0-8.0

6.0-8.0

5.5-8.5

Intermediate inspection

Appearance Identification

colorless cubic crystal or white powder

colorless cubic crystal or white powder

colorless cubic crystal or white powder

Loss on dry (105℃/3H)  %

≤0.1

≤0.2

≤0.5

Whiteness (70-90umGranularity)   %

≥95

≥90

≥85

Transmission (15% solution)   %

≥99 

≥99 

≥98 

Foreign substance detection

≤1mm/10

≤1mm/10

≤1mm/10

Granularity (U.S.SCREEN)    mesh

90% pass 20-110 mesh

90% pass 20-110 mesh

90% pass 20-110 mesh

Shelf life year

Two years

Two years

Two years

Supply reference

Production process

Recrystallization refined

Electrolysis

Electrolysis

Packing

25KG plastic paper bag four-layer /22T/(20')FCL

25KG Plastic paper membrane four-layer /22T/(20')FCL

25KG Plastic paper membrane three layers/22T/(20')FCL

Specification of price

FCL

FCL

FCL

Price           CNY/T

Validity period of quoted price

3 months

3 months

3 months

Note: special requirements are negotiable for customers with specific specifications.

         
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