Description

Crystalline, Odorless, Tasteless, Free flowing powder

Color

White

Solubility

Insoluble in water, organic solvent, dilute acids

Identification Tests A, B, C

Conforms

Degree of polymerization

NMT 350

Assay

97.00% - 102.00%

pH

5.0-7.0

Conductivity

NMT 75 µS

Water soluble substance

NMT 0.20% w/w

Ether soluble substance

NMT 0.05% w/w

Residue on ignition

NMT 0.05% w/w

Loss on drying

NMT 6.00% w/w

Heavy metals

NMT 10 PPM

Arsenic

NMT 2 PPM

Chloride

NMT 300 PPM

Starch

NIL

MICROBIOLOGICAL LIMITS

Total aerobic microbial count

NMT 1000 c.f.u./g

Total yeast & mold count

NMT 100 c.f.u./g

Escherichia coli

Absent

Staphylococcus aureus

Absent

Salmonella species

Absent

Pseudomonas aeruginosa

Absent

GRADE

AVERAGE PARTICLE SIZE (MICRON)

BULK DENSITY (GM/ML)

MOISTURE (%W/W)

DEGREE OF POLYMERIZATION

101

50

0.26-0.32

3.0-5.0

200-250

102

90

0.27-0.33

3.0-5.0

200-250

103

50

0.26-0.31

1.0-3.0

200-250

105

20

0.20-0.30

1.0-5.0

200-250

112

90

0.28-0.35

0.0-1.5

200-250

113

50

0.26-0.34

0.0-2.0

200-250

200

180

0.31-0.39

3.0-5.0

200-250

301

50

0.34-0.45

3.0-5.0

130-180

302

90

0.35-0.46

3.0-5.0

130-180