Заводская цена порошок экстракта зеленого чая для отбеливания кожи эпигаллокатехин галлат Egcg 98%

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Цена:*

Количество:

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Характеристики







GReenProduct name
Green  Tea Powder
 Appearance 
white powder
Package 
1kg/foil bag, 25kgs/drum
Shelf Life 
24 months
Brand Name
 KHL
Specification
Raw Powder






ANALYSIS
SPECIFICATION
RESULTS
Assay (Anhydrous basis)
98%
USP<621>
Decription
 white powder
Visual
Solubility
Soluble in ether;trichlorotethane
and acetone;very slightly soluble indehydrated alcohol;practically insoluble in water
USP<1171>
IR
Sample spectrum consistent with the spectrum for USP Reference Standard
USP<197K>
Color reaction
A blue color appears
USP<197K>
Sieve
100%pass 80 mesh
USP<786>
90%pass 100 mesh
USP<786>
Tapped Density
0.40g/ml~0.60g/ml
USP<616> I
Water(KF)
≤0.2%
USP<921> IC
Residue on Ignition
≤0.1%
USP<281>
Chromatographic Purity Coenzymes Q7,Q8,Q9,Q11 and related impurities
≤1.0%
USP<621>
Ubidecarenone(2Z)-isomer and related impurities
≤0.5%
USP<621>
Total impurities
Total 1&2≤1.5%
USP<621>
Residual Solvents
Methanol
≤3000ppm
USP<467>
n-Hexane
≤290ppm
USP<467>
Ethanol
≤5000ppm
USP<467>
Isopropyl ether
≤300 ppm
USP<467>
Heavy Metals
Heavy Metal
<10ppm
USP<2232>
As
<1ppm
USP<2232>
Cd
≤0.5ppm
USP<2232>
Pb
≤ 0.5ppm
USP<2232>
Hg
≤ 0.1ppm
USP<2232>
Microbial limit test
Total Aerobic Microbial
<1000cfu/g
USP<2021>
Yeast&Mold Count
<50cfu/g
USP<2021>
E.Coli
Absent/10g
USP<2022>
Salmonella
Avsent/25g
USP<2022>
Bile-tolerant gram negative bacteria
<1MPN/g
USP<2021>
Staphylococcus aureus
Avsent/25g
USP<2022>
Pseudomonas aeruginosa
Absent/10g
USP<62>


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