Ọnụ ahịa N'ogbe Natual Resveratrol - β Arbutin ntụ ntụ 99% Onye na-ahụ maka ịcha ọcha na Korea - Ụzọ ahụike
Ọnụ ahịa N'ogbe Resveratrol Natual - β Arbutin ntụ ntụ 99% onye na-ahụ maka ịcha ọcha a ma ama na Korea - Nkọwa ụzọ ahụike:
β-Arbutin Okwu Mmalite
Beta Arbutin, nke a makwaara dị ka 4-Hydroxyphenyl-beta-D-glucopyranoside, na-ejikarị ejikọta na tyrosinase nke melanocytes na akpụkpọ ahụ ma gbochie ọrụ tyrosinase. Tyrosinase bụ isi enzyme maka melanocytes anụ ahụ iji mepụta melanin. Ọ bụrụ na egbochiri ọrụ ya, ọ nweghị ike imepụta melanin. Mbelata nke melanin na akpụkpọ ahụ nwere mmetụta nke ịcha ọcha na ntụpọ ọkụ, ya mere a na-eji Arbutin eme ihe na-acha ọcha akpụkpọ anụ ma wepụ ntụpọ ojii.
Isi nkọwapụta nke Beta Arbutin
① Beta Arbutin kristal 98% HPLC
② Beta Arbutin kristal 99.5% HPLC
Uru nke Beta Arbutin
❶ Beta Arbutin na-arụ ọrụ dị ka ihe na-acha ọcha iji belata melanin na akpụkpọ ahụ.
❷ Beta Arbutin nwere ike imechi pores ma mee ka akpụkpọ ahụ sie ike.
❸ Beta Arbutin na-ewerekwa dị ka ihe na-egbu egbu na mgbochi mkpali.
Mpempe akwụkwọ nkọwapụta nke Beta Arbutin 98%
| Ihe nyocha | Nkọwapụta | Ụzọ |
| Nnwale ihe ndị na-arụ ọrụ | ||
| β-Arbutin | ≥99.5% | HPLC |
| Hydroquinone | ≤10ppm | HPLC |
| Nnwale anụ ahụ | ||
| Ọdịdị | White Crystal ntụ ntụ | Anya |
| Nha urughuru | 95% gafere 60 mesh | Ch.P 2020 IV |
| Ebe mgbaze | 199-201 ℃± 0.5 ℃ | Ch.P 2020 IV |
| Ntụgharị ngwa anya akọwapụtara | [a]D20= -64~-66.0°±2° | Ch.P 2020 IV |
| Uru pH (ihe ngwọta 1%) | 5.0-7.0 | Ch.P 2020 IV |
| Ihe dị n'ime mmiri | ≤0.50% | GB 5009.3 |
| Ngụkọta ntụ | ≤0.50% | GB 5009.4 |
| Nnwale kemịkalụ | ||
| Ọla dị arọ | ≤50.00pm | GB 5009.11 |
| Arsenic | ≤3.00pm | GB 5009.11 |
| Ndu | ≤3.00pm | GB 5009.12 |
| Cadmium | ≤2.00pm | GB 5009.15 |
| Mercury | ≤1.00pm | GB 5009.17 |
| Nnwale Microbiological | ||
| Ngụkọta ọnụ ọgụgụ nje bacteria | ≤300cfu/g | GB 4789.2 |
| Yist na ebu | ≤10cfu/g | GB 4789.15 |
| Coliforms | ≤90MPN/100g | GB 4789.3 |
| Salmonella | Ihe ọjọọ | GB 4789.4 |
| Staphylococcus aureus | Ihe ọjọọ | GB 4789.10 |
| Shigella | Ihe ọjọọ | GB 4789.5 |
Ngwa ngwa
Gịnị mere Họrọ Anyị
★ Full usoro nke Beta Arbutin na elu ịdị ọcha 99.5% n'elu.
★ High ịdị ọcha ma ọ bụrụ na Abutin na obere Hydroquinone fọdụrụnụ na-erughị 1ppm.
★ Standardized ngwaahịa, ezi uche price, ọkachamara ọrụ na-anọgide na-nyere.
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Anyị ngwaahịa na-ọtụtụ ebe ghọtara na tụkwasịrị obi site ọrụ na ike izute nọgidere na-agbanwe akụ na ụba na-elekọta mmadụ mkpa nke N'ogbe Price Natual Resveratrol - β Arbutin ntụ ntụ 99% Popular Whitenning Agent na Korea - Healthway , Ngwaahịa ga-enye n'ụwa nile, dị ka: Rotterdam, Germany, Nepal, Anyị na-achọ ohere izute ndị enyi niile si ma n'ụlọ na ná mba ọzọ maka mmeri-emeri imekọ ihe ọnụ. Anyị ji ezi obi na-atụ anya ka gị na unu niile nwee nkwado ogologo oge na ntọala nke uru otu na mmepe obodo.
Site na Christopher Mabey si Portland - 2018.12.14 15:26 Ọ bụ ezie na anyị bụ obere ụlọ ọrụ, a na-asọpụrụkwa anyị. Àgwà pụrụ ịdabere na ya, ọrụ ezi obi na ezigbo kredit, anyị na-asọpụrụ inwe ike ịrụ ọrụ na gị!
Site na Maggie si Jersey - 2017.12.31 14:53 
