α Arbutin, phofo e tšoeu ea kristale, e qhibilihang habonolo ka metsing, methanol, ethanol, propylene glycol, glycerin ntle le precipitates. Alpha Arbutin e tsejoang hape e le 4-Hydroxyphenyl-alpha-D-glucopyranoside, e sebelisoa haholo ho tlama tyrosinase ea melanocyte letlalong le ho thibela ts'ebetso ea tyrosinase. Ke ntho e tsebahalang ea ho soeufatsa Japane le linaheng tse ling tsa Asia. E sebelisoa haholo ka tranelate, essence, mask a sefahleho bakeng sa ho soeufatsa letlalo le ho tlosa li-frechles. Le bokhoni ba α-arbutin ho thibela enzyme ena (whitening effect) ke 10 ho makhetlo a 15 ho feta β-arbutin.
①Alpha Arbutin phofo ea kristale 98% HPLC
②Alpha Arbutin kristale 99.5% HPLC
❶α Arbutin e sebetsa e le ntho e soeufatsang ho fokotsa melanin letlalong.
❷α Arbutin e ka tiisa li-pores le letlalo, e ka khothaletsa kholo ea lisele le ho thusa maqeba a letlalo ho fola.
❸α Arbutin e boetse e nka e le metsoako e thibelang mafu le e thibelang ho ruruha.
Lintlha tsa Tlhahlobo | Litlhaloso | Mekhoa |
Litlhahlobo tse sebetsang tsa metsoako | ||
α-Arbutin | ≥99.5% | HPLC |
Hydroquinone | ≤1.00ppm | HPLC |
Liteko Tsa 'Mele | ||
Ponahalo | Phofo e tšoeu ea Crystal | E bonoang |
Boholo ba likaroloana | 90% e feta 60mesh | Ch.P 2020 IV |
Melting Point | 202.0~210.0 ±0.5℃ | Ch.P 2020 IV |
Specific Optical Rotation | +174.0˚~+186.0˚ | Ch.P 2020 IV |
boleng ba pH (1% tharollo) | 5.0~7.0 | Ch.P 2020 IV |
Likahare tsa metsi | ≤0.5% | GB 5009.3 |
Kakaretso molora | ≤0.5% | GB 5009.4 |
Liteko tsa Lik'hemik'hale | ||
Litšepe tse boima | ≤50.00ppm | GB 5009.11 |
Arsenic | ≤3.00ppm | GB 5009.11 |
Ketapele | ≤5.00ppm | GB 5009.12 |
Cadmium | ≤2.00ppm | GB 5009.15 |
Mercury | ≤1.00ppm | GB 5009.17 |
Liteko tsa Microbiological | ||
Kakaretso ea Libaktheria | ≤300cfu/g | GB 4789.2 |
Tomoso le hlobo | ≤10cfu/g | GB 4789.15 |
Li-coliforms | ≤90MPN/100g | GB 4789.3 |
Salmonella | E mpe | GB 4789.4 |
Staphylococcus aureus | E mpe | GB 4789.10 |
Shigela | E mpe | GB 4789.5 |
★ Letoto le felletseng la α-Arbutin le bohloeki bo phahameng 99.5% ka bobeli phofo le foromo ea kristale.
★ Bohloeki bo phahameng α- Abutin le masala a tlaase a Hydroquinone a ka tlase ho 0.1ppm esita le a fosahetseng.
★ Lihlahisoa tse tloaelehileng, theko e utloahalang, tšebeletso ea setsebi e lula e fanoa.