Phenylbutazone CAS NO.50-33-9

Items

Standard

Results

Characters

White or almost white,crystalline powder,

 
Complies

Identification

IR Absorption

Positive

Poisitive

UV Absorption

Poisitive

Poisitive

Tests

Melting range

104~107°C

104.5~106.0°C

Apearance of solution

Clear

Clear

Acidity or Alkalinity

Complies

Complies

Absorbance

≤0.2

0.15

Related Substance

Complies

Complies

Heavy metals

≤10ppm

<10ppm

Loss on drying

≤0.2%

0.1%

Residue on ignition

≤0.1%

0.06%

Chloride

 ≤0.007%

<0.007%

Sulfate

≤0.01%

<0.01%

Organic Volatile Impurities

Complies

Complies

Assay

99.0~101.0%

99.5%

storage

Store protected from Light.Not exleeding 30°C          Expiry date:three years

Conclusion

Complies with B.P2003Ed             Complies with U.S.P30Ed