Product specification

Pharmaceutical grade

Food grade

Industrial grade

Standard

Yotech Standard

Yotech Standard

Yotech Standard

Appearance

white or slight yellow powder

white or slight yellow powder

white or slight yellow powder

Assay                          ％

≥99.5 

≥99.0

≥98.5 

Chloride (Cl)               ％

≤0.01 

≤0.05

≤0.5 

Fe                               ％

≤0.002 

≤0.003 

≤0.005

Heavy metal                ％

≤0.002 

≤0.003 

≤0.005 

Arsenic (As)                ％

≤0.0003 

≤0.0005 

≤0.001 

Residue on Ignition     ％

≤0.05 

≤0.1 

≤0.15 

Loss on dry                 ％

≤0.1 

≤0.3

≤0.5 

PH value (20％ Aq. solution)

10.5-11.0

10.5-11.0

10.5-11.0

Index of central control

Whiteness                   ％

≥85 

≥80 

75-85 

Transmission (15％ solution) ％

≥95 

≥90

≥85 

Foreign substance detection

≤1mm/10

≤1mm/10

≤1mm/10

Granularity (U.S.SCREEN)    mesh

95％ pass 325-500 mesh

90％ pass 325-500 mesh

85％ pass 325-500 mesh

Shelf life year

Two years

Two years

Two years

Supply reference

Production process

Pharmaceutical grade GLY & 99%NaOH synthesis

Food grade GLY & 99%NaOH synthesis

Industrial grade GLY & 48%NaOH synthesis

Packing

25kg Paper and plastic, film five layers/9T/(20')FCL

25kg Paper and plastic, film five layers/9T/(20')FCL

25kg paper plastic woven three layers /9T/(20')FCL

Quantity for quoted price

FCL

FCL

FCL

Price           CNY/T

Validity period of quoted price

3 months

3 months

3 months