玉米黄质zeaxanthin现货供应
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下一篇 2010-12-16 10:19:36
玉米黄质zeaxanthin现货供应
伊普瑞斯科技有限公司
Express Technology Co., Ltd.
玉米黄质
英文名： Zeaxanthin, β-carotene-3, 3’-diol, Meso-zeaxanthin
中文别名：玉米黄色素，玉米黄素。
|
ANALYSIS |
SPECIFICATION |
RUSULT |
|
Assay HPLC |
98% |
98.12% |
|
Characters/appearance |
Fine powder |
Complies |
|
color |
Yellow |
Complies |
|
Odor and taste |
Characteristic |
Complies |
|
Mesh size/sieve analysis |
100% pass 80 mesh |
Complies |
|
Loss on drying |
<5.0% |
2.54% |
|
Residual solvent |
Ethanol: ≤ 0.5 % |
0.26% |
|
Total ash |
≤ 4.0 % |
0.86% |
|
Heavy Metals
As
Pb
Cd
Hg
Sum |
≤ 3.0 ppm
≤ 8.0 ppm
≤ 0.5 ppm
≤ 0.5 ppm
≤ 20.0 ppm |
1 ppm
3 ppm
Negative
Negative
4 ppm |
|
Pesticides
666 (hexachlorocyclohexane/lindan)
DDT
Acephate
Methamidophos
Parathion-ethyl
PCNB (quintozene)
Material cannot contain pesticide Fenpropathrin |
< 0.1 ppm
< 0.5 ppm
< 0.2 ppm
< 0.1 ppm
< 0.2 ppm
< 0.2 ppm |
Negative
Negative
Negative
Negative
Negative
Negative |
|
Aflatoxins
B1
- Sum of B1+B2+G1+G2 |
≤ 5 ppb
≤ 10 ppb |
Negative
Negative |
|
Microbiological quality
Total Plate Count
Yeast & Mold
E.Coli.
Salmonella |
Ph. Eur. category 3A
<100cfu/g
<100cfu/g
Negative
Negative |
75 cfu/g
13 cfu/g
Negative
Negative |
|
Packing & Storage |
20mg 100mg and Dry |
|
|
Shelf Life |
24 Months |
|
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