API

Chlortetracycline​ Premix(15%, 20%, 35%)

Chlortetracycline Premix 15% Granular Veterinary Usage House Standard(15%, 20%, 35%)

Item

Specification

Test Result

Appearance

Brown granule, not lumpy or moldy, no unpleasant odor

Brown granule, not lumpy or moldy, no unpleasant odor

Identification

positive

positive

Inspection

pH Value

5.07.5

6.6

Loss on Drying

≤6.5%

2.5%

Heavy Metals

≤20ppm

< 20ppm

Arsenic

≤2ppm

< 2ppm

Particle Size

≥90% between No.2and No.5 sieve

91%

Active Content

100.0%110.0% of labeled content

103.9% of labeled content (15.59%)

Epi-CTC/CTC

≤6.0%

2.2%

TC/CTC

≤8.0%

6.5%

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