Sodium Sulfate (Anhydrous) Ar (99%) , CAS: 7757- 82 -6

China Sodium Sulfate (Anhydrous) Ar (99%) , CAS: 7757-82-6, Find details about China Sodium Sulfate, 7757-82-6 from Sodium Sulfate (Anhydrous) Ar (99%) , CAS: 7757-82-6

Basic Info.

Model NO.

Grade Standard

Reagent Grade

Brand

Nanjing Reagent

Trademark

Transport Package

25kg

Specification

25kg

Origin

Nanjing

HS Code

2833110000

Model NO.

Grade Standard

Reagent Grade

Brand

Nanjing Reagent

Trademark

Transport Package

25kg

Specification

25kg

Origin

Nanjing

HS Code

2833110000

Product Desciption

Description

Sodium Sulfate (Anhydrous)

Characteristics:
Characteristics: Colorless crystal or white powder. Odorless. A bitter salty. Hygroscopic. Soluble in 3.6 parts of water. Maximum solubility at 33 ºC ( 1:2 ), the higher temperature will cause the lower solubility, it is soluble in 2.4 parts of water at 100ºC , insoluble in ethanol. Relative Density at 2.7. Melting Point is about 880ºC.
Purpose:
Purpose:Determination of Kjeldahl Nitrogen. Dried organic liquids. Examination of serum protein. Determination of copper content in steel.
Specifications:
Assay(Na2SO4) W / %...≥99.0
pH Value(50g/L,25ºC)...5.0~8.0
Clarity Test No. ...≤3
Water insoluble matter W / %...≤0.005
Burnt loss W / %...≤0.2
Chloride(Cl)W / %...≤0.001
Phosphate(PO4)W / %...≤0.001
Total nitrogen (N)W / %...≤0.0005
Potassium(K)W / %...≤0.01
Calcium(Ca)W / %...≤0.002
Iron(Fe)W / %...≤0.0005
Heavy metal (Pb)(By Pb) W / %...≤0.0005
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Sodium Sulfate (Anhydrous) Ar (99%) , CAS: 7757-82-6