New Delivery for Construction Hoist Carbon Brush - Arbutin Producer – Cosroma Biotech

New Delivery for Construction Hoist Carbon Brush -
 Arbutin Producer – Cosroma Biotech

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Shanghai Cosroma is a Arbutin producer. As the leading Arbutin producer in China, we produce 99.5%min Arbutin. INCI Name: Arbutin CAS No.: 497-76-7 M.F.: C12H16O7 M.W.: 272.25 Specifications: Appearance: White crystalline powder Assay: Not less than 99.5% Residue on ignition: Not more than 0.5% Loss on drying: Not more than 0.5% Melting point: 199-201(+ 0.5)℃ Specific optical rotation: [α]D20= -66°+2° pH(1% water solution): 5.0 – 7.0 Clarity of water solution: Transparent, colorless, no...


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New Delivery for Construction Hoist Carbon Brush - Arbutin Producer – Cosroma Biotech Detail:

Shanghai Cosroma is a Arbutin producer. As the leading Arbutin producer in China, we produce 99.5%min Arbutin.

INCI Name: Arbutin
CAS No.: 497-76-7
M.F.: C12H16O7
M.W.: 272.25

Specifications:
Appearance: White crystalline powder
Assay: Not less than 99.5%
Residue on ignition: Not more than 0.5%
Loss on drying: Not more than 0.5%
Melting point: 199-201(+ 0.5)℃
Specific optical rotation: [α]D20= -66°+2°
pH(1% water solution): 5.0 – 7.0
Clarity of water solution: Transparent, colorless, none suspended matters
Heavy metal: Not more than 10 ppm
Cl-: Negative
IPV: 1515cm-1 1220cm-1 1050cm-1 +(5-8)cm-1
Arsenic: Not more than 2 ppm
Hydroquinone: Not more than 10 ppm
Bacteria: Not more than 300 cfu/g
Fungus: Not more than 100 cfu/g


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New Delivery for Construction Hoist Carbon Brush -
 Arbutin Producer – Cosroma Biotech detail pictures


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    5 Stars By Mandy from America - 2015.06.26 19:27

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