ITEM

SPECTFICATION

RESULTS

Appearance:

White crystalline grade

White crystalline grade

Description:

Medical Grade

Medical Grade

Assay Min (Hplc):

97%-99.9%

99%

4-chloro-benzenesulfonic acid:

≤1.5%MAX

1.2%

Ppm Loss on Drying:

≤2.0%MAX

2%

PH(1%H₂Osolution):

6.5-7.5

7.2

Chloride:

≤0.3%

0.2%

Sulfate:

≤0.1%

0.1%

Phenothiol:

0.0001

0.0001

Sulfite:

0.0001

0.0001

Substance:

≤1.5%MAX

1.1%

Bis(4-Fluorophenyl)sulphone:

≤1.5%MAX

1.2%