Product Details
| Product Name: alpha-Arbutin | CAS No.: 84380-01-8 |
| Min. Order: 1KG | Purity: 99 |
| Supply Ability: 50000 | Release date: 2022/02/25 |
Basic information alpha-Arbutin CAS no.84380-01-8:
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Product Name
alpha-Arbutin
Synonyms
alpha-arbutin;4-hydroquinone-alpha-d-glucopyranoside;a-Arbutin;Hydroquinone O-α-D-Glucopyranoside;4-Hydroxyphenyl a-D-glucopyranoside;(2R,3S,4S,5R,6S)-2-(HYDROXYMETHYL)-6-(4-HYDROXYPHENOXY)TETRAHYDROPYRAN-3,4,5-TRIOL;4-hydroxyphenyl alpha-D-glucopyranoside;Alpha bear
CAS
84380-01-8
MF
C12H17O7
MW
272.25
Product Categories
Plant extract;Aromatics;Carbohydrates & Derivatives;Intermediates & Fine Chemicals;Pharmaceuticals
Spec. alpha-Arbutin CAS no.84380-01-8:
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Item
Specification
Results
Appearance
White powder
White powder
Assay
99.0%Min
0.995
Melting point
203~206±1°C
205.0-206.0
Clarity of water solution
Transpency, colorless, none suspended matters
Complies
pH (1% aq)
5.0~7.0
6.08
Specific optical ratation
α =+176~184º
179.2
Arsenic
≤2 ppm
Complies
Hydroquinone
≤10 ppm
Complies
Heavy metal
≤10 ppm
Complies
Loss on drying
≤0.5%
0.0006
Ignition residue
≤0.5%
0.0004
Total Plate Count
≤1000cfu/g
Complies
Salmonella
Negative
Complies
E.Coil
Negative
Complies
Yeast & Mold
≤100cfu/g
Complies
Conclusion
The results comply with standards of USP32.
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- Address: Shijiazhuang City Hebei Province
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