Item

Specification

Result

Appearance

White to off-white,

practically crystalline powder.

White to off-white,

practically crystalline powder.

Assay ( C12H19Cl3O8 )

98.0~102.0 %

99.3%

Particle Size ( 100 mesh )

≥95%

95.5%

Specific Rotation [α]D20

+84.4~+87.5 º

86.2º

Water

<2.0%

0.5%

PH (10% water solution)

5-8

6.33

Residue on Ignition

≤0.7%

0.22%

Methanol

≤0.1%

0.024%

Heavy Metals(as Pb)

≤10mg/kg

<10mg/kg

Arsenic

≤3mg/kg

<1mg/kg

Lead

≤1mg/kg

<0.5mg/kg

Triphenylphosphine Oxide

≤150mg/kg

<150mg/kg

Hydrolysis Products

≤0.1%

Pass test

Related Substances

≤0.5%

Pass test

Total plate count

≤250cfu/g

40cfu/g

Yeast and mould

≤50cfu/g

10cfu/g

Coliforms

≤30MPN/100g

<30MPN/100g

Salmonella

Negative

Negative

Conclusion

The quality in conformity with the E 955 & FCC VI standard