产品介绍
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。
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ANALYSIS
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SPECIFICATION
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RUSULT
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Assay HPLC
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98%
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98.12%
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Characters/appearance
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Fine powder
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Complies
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color
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Yellow
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Complies
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Odor and taste
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Characteristic
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Complies
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Mesh size/sieve analysis
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100% pass 80 mesh
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Complies
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Loss on drying
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<5.0%
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2.54%
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Residual solvent
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Ethanol: ≤ 0.5 %
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0.26%
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Total ash
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≤ 4.0 %
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0.86%
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Heavy Metals
As
Pb
Cd
Hg
Sum
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≤ 3.0 ppm
≤ 8.0 ppm
≤ 0.5 ppm
≤ 0.5 ppm
≤ 20.0 ppm
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1 ppm
3 ppm
Negative
Negative
4 ppm
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Pesticides
666 (hexachlorocyclohexane/lindan)
DDT
Acephate
Methamidophos
Parathion-ethyl
PCNB (quintozene)
Material cannot contain pesticide Fenpropathrin
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< 0.1 ppm
< 0.5 ppm
< 0.2 ppm
< 0.1 ppm
< 0.2 ppm
< 0.2 ppm
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Negative
Negative
Negative
Negative
Negative
Negative
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Aflatoxins
B1
- Sum of B1+B2+G1+G2
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≤ 5 ppb
≤ 10 ppb
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Negative
Negative
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Microbiological quality
Total Plate Count
Yeast & Mold
E.Coli.
Salmonella
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Ph. Eur. category 3A
<100cfu/g
<100cfu/g
Negative
Negative
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75 cfu/g
13 cfu/g
Negative
Negative
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Packing & Storage
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20mg 100mg and Dry
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Shelf Life
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24 Months
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