Zhongwei Sodium Sulphate Anhydrous

PRODUCT NAME

SODIUM SULPHATE ANHYDROUS(GB/T6009-2003)

LOT NO./QUANTITY

202501/26MT

FLIE NUMBER

250722-T9-1

TEST DATE/REPRESENTATIVE

MAR.10,2026/WANG

MANUFACTURE DATE/EXPIRY DATE

MAY,2026/ MAY,2028

Properties

STANDARD

RESULT

Appearance

Free flowing white powder without visible contamination

White Cristal powder Free flowing

Odour

The material should have no noticeable malodour

No Odour

Bulk Density (kg/m3)

1200-1500

1230

Chemical Properties

STANDARD

Result

Na2SO4 Content    (%)

98.5%Min

99.5

Moisture at 105oC (%)

Max 0.5

0.02

Insoluble Matter%

Max 0.25

0.0007

NaCl Content (%)

Max 0.5

0.0064

Colour Value a

-2.5-2.5

-0.1

Colour Value b

0-5

1

Colour Value c

Min 92

94

pH in 10% solution

7 - 10

9.35

Additives

STANDARD

Result

As(mg/kg)

Max 0.1

0

Ba(mg/kg)

Max 1

0

Cd(mg/kg)

Max 0.1

0

Cu(mg/kg)

Max 1

0

Co(mg/kg)

Max 5

1

Cr(mg/kg)

Max 5

0

Fe(mg/kg)

Max 20

1

Hg(mg/kg)

Max 1

0

Mn(mg/kg)

Max 1

0.03

Ni(mg/kg)

Max 5

1

Pb(mg/kg)

Max 1

0.03

Sb(mg/kg)

Max 3

1

Ti(mg/kg)

Max 5

0

Zn(mg/kg)

Max 5

0

Li(mg/kg)

Max 5

0

Ca + Mg(mg/kg)

Max 20

2

B(mg/kg)

Max 56

30

Al(mg/kg)

Max 1

0

Sn(mg/kg)

Max 1

0