Specifications
Benzocaine
94-09-7
min98.5%
white powder
Certificate of Analysis
Product: Benzocaine Mfg. Date: 2013-06-19
Batch No.: SY130619 Exp. Date: 2015-06-18
Standard: USP35 Packing: 25kg/fiber drum
Items
Specifications
Results
Characters
White crystals or crystalline powder
White crystalline powder
Identification
IR should comply with the reference standard spectrum.
UV should comply with the reference standard spectrum.
An orange-red precipitate is performed.
IR complies wit the reference standard spectrum.
UV complies with the reference standard spectrum.
An orange-red precipitate is performed.
Melting point
88°C~92°C
89.0°C~89.5°C
Loss on drying
NMT 0.5%
0.24%
Readily carbonizable substances
The resolution has no more color than matching fluid A.
Conforms
Residue on ignition
NMT 0.1%
0.05%
Heavy metals
NMT 0.001%
Conforms
Chloride
Conform
Conforms
Assay(HPLC)
98.0%~102.0%
100.22%
Ordinary impurities
NMT 1%
Conforms
Reaction
Conform
Conforms
Conclusion: it meets with the standard of USP35.
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