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Tretinoin

    1970-01-01

Test Item
Test Standard
Test Value
Test Result

Color

Yellowish

Yellowish

Pass

Form

Powder

Powder

Pass

Identification

Positive Reaction

Positive Reaction

Pass

Loss on drying

≤5.0%

4.4%

Pass

Absorption Ratio

≥0.85

0.9

Pass

Particle Size

100% through 40# Sieve(US)

100%

Pass

≥90% through 60# Sieve(US)

94.0%

Pass

≥45% through 100# Sieve(US)

68.0%

Pass

Heavy Metal

       ≤10PPM

<10PPM

Pass

Arsenic (As)

≤3PPM

<1PPM

Pass

Total Plate Count

<1000cfu/g

<1000cfu/g

Pass

Yeasts & Molds

<100 cfu/g

<100 cfu/g

Pass

E.coli

Negative(10g)

Not detected

Pass

Salmonella

Negative(25g)

Not detected

Pass

Content

≥325,000 IU/G

358,000IU/G

Pass

 

Structure Formula

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