USD $5.00-10.00 / Gram
USD $1.00-10.00 / Kilogram
USD $5.00-10.00 / Gram
USD $75.00-150.00 / Kilogram
USD $4.50-5.00 / Liter
USD $8.20-8.80 / Kilogram
USD $11,000.00-12,000.00 / Metric Ton
USD $11,000.00-12,000.00 / Metric Ton
USD $11,000.00-12,000.00 / Metric Ton
alpha arbutin |
cas no.:84380-01-8 |
synonym |
4-hydroquinone α-d-glucopyranoside |
formula |
c12h16o7 |
molecular |
272.25 |
appearance |
white needle or crystal or powder |
assay |
≥99%hplc |
ph value(in 1% solution): |
5.0-7.0 |
melting point: |
199-201 celsius degree |
infrared characteristic peak value: |
1512cm-1 1219cm-1 1049cm-1 (5-7)cm-1 |
loss on drying: | not more than 0.5% |
residue on ignition: | not more than 0.5% |
heavy metals (pb): | not more than 10ppm |
arsenic: | not more than 2ppm |
hydroquinone: | none |