chemical raw materials Alpha-arbutin for whitening, removing spot cream
Product description
Product Description
Delivery Time:3-5 days
Certification:CE,FCC,MSDS
1. Alpha Arbutin:
CAS No: 84380-01-8
Sinecs No: 440-470-8
INCI name: 4-hydroquinone-alpha-D-glucopyranoside
MF: C12H16O7
Purity: 99.5%
Package: 1KG/bag
2. Description:
It is 15times of beta-arbutin in whitening effection. Prevebting the formation of melanin,
thereby reducing skin pigmentation, eliminate spots and freckle.
3. Specification:
Items | Specification |
Appearance | white or almost white crystalline powder |
assay(HPLC; %) | ≥99.00 |
solubility | solution water 1:10 |
Melting point | 199.0~201.0 |
identification | positive |
clarity of solution | ≤II reference suspension |
PH | 5.0-7.0 |
Specific optical ratation | -64.0~-66.0 |
Hydroquinone | can’t examine out |
Heavy metals(%) | ≤0.002 |
Loss on drying(%) | ≤0.50 |
Ash(%) | ≤0.10 |
total Microbiological | less than 500cfu/g |
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