3-O-Ethyl-L-ascorbic acidCAS86404-04-8
nkọwapụta
| IHE | Nkọwapụta |
| Ọdịdị | Ntụ ntụ ọcha ma ọ bụ odo odo |
| Nnwale | ≥98.5% |
| Mmiri | ≤1.0% |
| kroma | ≤0.1 |
| pH | 3.5-5.0 |
| ebe agbaze | 111.0 -116.0C |
| Pb | ≤10ppm |
| As | ≤2ppm |
| Hg | ≤1ppm |
| Cr | ≤5ppm |
| Ngụkọta nje bacteria cọnụ ahịa | ≤100cfu/g |
| Ebu na Yist | ≤10cfu/g |
| Onye na-anabata okpomọkụ Coliforms/g | A gaghị achọpụta ya |
| Staphylococcus aureus /g | A gaghị achọpụta ya |
| P.Aeruginosa /g | A gaghị achọpụta ya |
| Mmechi | Nsonaazụ ahụ dakọtara na ụkpụrụ ụlọ ọrụ |
Ojiji
Ascorbic acid nke ethylbụ ihe sitere na vitamin C bara uru nke ukwuu. Ọ bụghị naanị na ọ kwụsiri ike nke ukwuu n'ihe gbasara kemịkalụ, ọ bụ ihe sitere na vitamin C nke na-anaghị agbanwe agba, kamakwa ọ bụ ihe amphiphilic nwere ma ihe lipophilic na hydrophilic, nke na-eme ka ojiji ya dịkwuo ukwuu, ọkachasị na kemịkalụ ndị a na-eji kwa ụbọchị. 3-O-Ethyl ascorbic acid ether nwere ike ịbanye n'ime stratum corneum ngwa ngwa wee ruo dermis. Ozugbo ọ banyere n'ahụ, enzymes biological n'ime ahụ na-agbaze ngwa ngwa, si otú a na-arụ ọrụ biological nke vitamin C.
Ethyl ascorbic acid (VC ethyl ether)bụ ihe sitere na vitamin C amphiphilic nke na-amịpụta ma na-amịpụta mmiri. Ọ bụghị naanị na ọ na-ejigide ọrụ redox nke vitamin C kamakwa ọ na-adịgide nke ọma. Ọ bụ ihe sitere na vitamin C nke na-anaghị agbanwe agba. Ọzọkwa, ebe ọ bụ ihe amphiphilic, ọ dị oke mma iji ya na nhazi. Ihe ọzọkwa bụ na ọ nwere ike ịbanye n'ime stratum corneum ngwa ngwa wee banye n'ime dermis. Ozugbo ọ banyere n'akpụkpọ ahụ, enzymes ndị dị ndụ na-agbaze ngwa ngwa iji rụọ ọrụ nke vitamin C, si otú a na-eme ka ọ dịkwuo mma.
3-O-Ethyl ascorbic acid ether (ethyl ascorbic acid)bụ ihe na-agbaze n'ime mmanụ na mmiri. Nke a na-enye ndị na-emepụta ihe ohere ịgbakwunye ya na usoro mmanụ ma ọ bụ usoro mmiri, enwere ike ịgbakwunye ya na oke okpomọkụ ma ọ bụ obere, na-eme ka ọ dị mfe iji. Ihe kacha mkpa bụ na ihe onwunwe amphiphilic a na-eme ka ọ banye n'ime stratum corneum ngwa ngwa ma banye n'ime dermis, si otú a na-egosipụta mmetụta ya dị ndụ, nke na-agaghị ekwe omume maka ihe ndị ọzọ sitere na vitamin C. Ọ nwere ike igbochi ọrụ nke tyrosinase iji gbochie nhazi nke melanin; ọ nwere mmetụta na-acha ọcha na iwepụ freckle (mgbe etinyere ya na 2%); ọ nwere ike iguzogide mbufụt nke anwụ na-acha ma nwee mmetụta siri ike nke nje bacteria na mgbochi mkpali; n'otu oge ahụ, ọ nwere ike ime ka akpụkpọ ahụ na-adịghị mma na nke na-egbuke egbuke ka mma, nye akpụkpọ ahụ na-egbuke egbuke na elasticity, rụzie ọrụ nke mkpụrụ ndụ akpụkpọ ahụ, ma kwalite mmepụta nke collagen.
Nkwakọ ngwaahịa na Mbupu
25KG/Drum ma ọ bụ dịka ihe ndị ahịa chọrọ.
Ọ bụ nke Klas nke 8 nwere ihe ndị dị ize ndụ ma nwee ike ibuga ya n'oké osimiri na ikuku.
Debe ma chekwaa
Ndụ nchekwa: ọnwa 24 site na ụbọchị emepụtara ya na ngwugwu mbụ e meghebeghị emepe echekwara n'ebe dị jụụ na kpọrọ nkụ nke na-anaghị anwụ kpọmkwem, mmiri.
Ụlọ nkwakọba ihe ikuku, Ọkụ dị ala, Nkewapụrụ na ihe ndị na-eme ka oxidants, asịd.
