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Product Name: Erythromycin Thiocyanate

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CAS No: 7704-67-8

Melecular Formula: C38H68N2O13S

Molecular Weight: 793.0171

Chemical Structure:


Name

Erythromycin thiocyanate

Batch NO.

A201609061

Packagine

25kg/Package

Quantity

1652kgs/1322.75KGA

Manufacture date

Sep.17,2016

Expiry date

Sep.16.2019

Report date

Sep.19.2016

Test NO.

JYCA1609068

Test Items

Specification

Test dates

Test Results

Characters

Appearance

White to almost white crystals or crystalline powder

Almost white powder

Comesponds

Sense organ

Odourless Taste bitter

Odourless Tastebitter

Comesponds

Dissolvability

Easily dissoved in methanol or ethnol

Soluble

Comesponds

Identification

 

Developing colour reaction

Be positive reaction

Positive reaction

Comesponds

Developing colour reaction

Be positive reaction

Positive reaction

Comesponds

Developing colour reaction

Be positive reaction

Positive reaction

Comesponds

PH

5.5-7.5

6.5

Comesponds

Transmittance

Not more than75%

86.2%

Comesponds

Water

Not more than6.0%

4.9%

Comesponds

Residue on ignition

Not more than1.0%

0.03%

Comesponds

Composition

Erythpomycin A

Not more than70.0%

85.6%

Comesponds

Erythpomycin B

Not more than 5.0%

1.0%

Comesponds

ErythpomycinC

Not more than 5.0%

0.98%

Comesponds

Biological potency(anhy drous)

Not more than 750U/mg

856U/mg

Comesponds

Biological potency(hydrous)

Not more than705U/mg

844U/mg

Comesponds

Conclusion

The results eomply with internal of company standard

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