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ozi

Kojic Acid Dipalmitate (KAD) bụ ihe na-esi na kojic acid nweta liposoluble. A na-akpọkwa ya 2-palmitoyl methyl -5-palmitoyl-pyranone. O nwere ikike ka ukwuu igbochi mmepụta melanin karịa kojic acid. Enweghị otu hydroxyl n'ime usoro ihe omimi ya, yabụ na ọ gaghị etolite njikọ hydrogen na ihe ndị ọzọ na-arụ ọrụ na ịchọ mma iji metụta ọrụ ha, yana ọ nwere ezigbo ndakọrịta. Dị ka onye na-acha ọcha, KAD na-ejikarị eme ihe na ụlọ ọrụ ịchọ mma.

Usoro nka na ụzụ isi:

Ọdịdị kristal ọcha ma ọ bụ gbanyụọ ọcha ntụ ntụ
Nyocha 99.0% nkeji.
Ebe Na-agbaze 93.0-97.0
Ọnwụ na ihicha 0.5% kacha.
Ihe fọdụrụ na mgbanye 0.5% kacha.
Ọla dị arọ 3ppm kacha.
Arsenic 2 ppm kacha.

Njirimara

(1) Nkwụsi ike dị mma na okpomọkụ na ọkụ; enweghị mgbanwe agba.

(2) Mmanu solubility dị mma.

Uru maka akpụkpọ ahụ:

(1) Ọcha: Kojic acid dipalmitate nwere mmetụta mgbochi siri ike na melanin. Ngwakọta ya nke ion ọla kọpa na-egbochi ịgbalite ion ọla kọpa na tyrosinase. N'ihi ya, KAD nwere ike ime ka akpụkpọ ahụ dị ọcha.

(2) Iwepụ Egwuregwu: Kojic acid dipalmitate na-ebelatakwa pigmenti nke meralin pigment kpatara. Ọ nwere ike ịkwalite metabolism nke anụ ahụ, ma wepụ ngwa ngwa melarin pigmenti etolitela. KAD na-alụ ọgụ megide melasma, ntụpọ afọ, chloasma, akara mgbatị, freckles na pigmenti ndị ọzọ.

Ego agbakwunyere: 1 ~ 5%

Nchekwa Dipalmitate Kojic:

Na ọkwa nke aha List of Cosmetics Raw Material nke China Food and Drug Administration bipụtara na 2014, na Katalọgụ Of the International Cosmetics Raw Material Standard English Name nke CTFA , EU na CAFFCI nyere na 2010 ha abụọ amatala Kojic Acid Dipalmitate dị ka raw raw. ihe ịchọ mma . Enweghị akụkọ ọ bụla na-egosi enweghị nchebe ya maka ojiji mpụga. Kojic acid Dipalmitate nwere nkwụsi ike dị elu karịa vitamin-C, ya mere ọ na-arụ ọrụ nke ọma na enweghị mmetụta ọ bụla.

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Oge nzipu: Ọgọst-18-2020