Sodium L-ascorbate Cas: 134-03-2 ọcha ntụ ntụ
Nọmba katalọgụ | XD90438 |
Aha ngwaahịa | Sodium L-ascorbate |
CAS | 134-03-2 |
Usoro ihe omimi | C6H7NaO6 |
Ibu molekụla | 198.11 |
Nkọwa nchekwa | Ambient |
Koodu tarifu akwadoro | 29362700 |
Nkọwapụta ngwaahịa
Ọdịdị | Ọcha ntụ ntụ |
Nyocha | 99% |
Ntughari pụrụ iche | +103° ruo +108° |
Ndu | 10ppm max |
pH | 7.0-8.0 |
Ọnwụ na ihicha | 0.25% kacha |
Ọla dị arọ | 20ppm kacha |
L-Ascorbic Acid, Calcium Ascorbate, Magnesium Ascorbate, Magnesium Ascorbyl Phosphate, Sodium Ascorbate, na Sodium Ascorbyl Phosphate na-arụ ọrụ na ịchọ mma formulations bụ isi dị ka antioxidants.A na-akpọkarị ascorbic acid Vitamin C. A na-eji ascorbic acid mee ihe dị ka antioxidant na pH adjuster n'ọtụtụ dịgasị iche iche nke nhazi ihe ịchọ mma, nke karịrị 3/4 n'ime ha bụ agba ntutu na agba na mkpokọta n'etiti 0.3% na 0.6%.Maka ojiji ndị ọzọ, ọnụọgụ ndị akọpụtara dị obere (<0.01%) ma ọ bụ n'ogo 5% ruo 10%.A na-akọwa Calcium Ascorbate na Magnesium Ascorbate dị ka antioxidants na ndị na-edozi akpụkpọ anụ - dị iche iche maka iji ihe ịchọ mma, mana ejighi ya ugbu a.Sodium Ascorbyl Phosphate na-arụ ọrụ dị ka antioxidant na ngwaahịa ịchọ mma ma na-eji ya na mkpokọta sitere na 0.01% ruo 3%.Magnesium Ascorbyl Phosphate na-arụ ọrụ dị ka antioxidant na ịchọ mma na a na-akọ na ejiri ya mee ihe na mkpokọta site na 0.001% ruo 3%.Sodium Ascorbate na-arụkwa ọrụ dị ka antioxidant na ịchọ mma na mkpokọta sitere na 0.0003% ruo 0.3%.Ihe ndị metụtara ya (Ascorbyl Palmitate, Ascorbyl Dipalmitate, Ascorbyl Stearate, Erythorbic Acid, na Sodium Erythorbate) enyochala mbụ site na nyocha nyocha ihe ịchọ mma (CIR) wee chọpụta na ọ dị mma maka iji dị ka ihe ịchọ mma na omume dị ugbu a. eji."Ascorbic acid bụ ihe a na-ahụkarị dị ka ihe nchekwa (GRAS) maka ojiji dị ka ihe nchekwa kemịkalụ na nri yana nri na / ma ọ bụ mgbakwunye nri.Edepụtara Calcium Ascorbate na Sodium Ascorbate dị ka ihe GRAS maka ojiji dị ka ihe nchekwa kemịkal.L-Ascorbic acid na-adị ngwa ngwa ma gbanwee ya na L-dehydroascorbic acid na ụdị abụọ ahụ dị na nha nha n'ime ahụ.Ọnụego mwepu nke ascorbic acid site na akpụkpọ anụ ahụ zuru oke na nke yipụ ya bụ 3.43 +/- 0.74 microg/cm(2)/h na 33.2 +/- 5.2 microg/cm(2)/h.Ọmụmụ ọnụ ọnụ na nke nne na nna na ụmụ oke, oke, oke bekee, pigs Guinea, nkịta na nwamba gosipụtara ntakịrị nsi.Ascorbic acid na sodium ascorbate rụrụ ọrụ dị ka ihe mgbochi nitrosation n'ọtụtụ ọmụmụ nri na ihe ịchọ mma.Ọnweghị akara ahụike metụtara ngwakọ ma ọ bụ nnukwu ma ọ bụ mmetụta microscopic pathological hụrụ na oke, oke, ma ọ bụ ezi pigs na ọmụmụ nwa oge.Ndị nwoke na-eri nri basal na-achịkwa ma nye ya ruo 250 mg ascorbic acid ọnụ maka izu 20 nwere hemoglobin yiri nke ahụ, glucose ọbara, iron serum, iron imeju na glycogen imeju ma e jiri ya tụnyere ụkpụrụ njikwa.Oke nwoke na nwanyị F344/N na ụmụ oke B6C3F(1) ka a na-eri nri nwere ihe ruru 100,000 ppm Ascorbic Acid maka izu iri na atọ na-enwe obere nsị.Ọmụmụ nri Ascorbic Acid na-adịghị ala ala gosipụtara mmetụta na-egbu egbu na doses karịrị 25 mg / kg arọ ahụ (bw) na oke na ezi pigs.Otu dị iche iche nke oke nwoke na nwanyị nyere dose kwa ụbọchị ruo 2000 mg/kg bw Ascorbic Acid maka afọ 2 enweghị ọnya na-egbu egbu macroscopically achọpụtara.Oke nyere Ascorbic Acid subcutaneous na intravenous kwa ụbọchị doses (500 ka 1000 mg/kg bw) maka ụbọchị 7 enweghị mgbanwe na agụụ, ibu ibu, na omume izugbe;na nyocha histological nke akụkụ ahụ dị iche iche egosighi mgbanwe ọ bụla.Ascorbic acid bụ ihe nchebe foto mgbe etinyere ya na ụmụ oke na anụ ezi tupu ekpughere ya na radieshon ultraviolet (UV).Achọpụtakwara ihe mgbochi nke mmechi nke UV kpatara na kọntaktị hypersensitivity.Magnesium Ascorbyl Phosphate nchịkwa ozugbo ekpughere ya na ụmụ oke na-enweghị ntutu na-egbu oge nguzobe akpụ akpụkpọ yana hyperplasia kpatara site na mkpughe na-adịghị ala ala na radieshon UV.A na-enye ụmụ oke na oke dị ime kwa ụbọchị dose of ascorbic acid ruo 1000 mg/kg bw na-enweghị ihe ngosi nke okenye-nsi, teratogenic, ma ọ bụ fetotoxic mmetụta.Ascorbic acid na sodium ascorbate abụghị genotoxic n'ọtụtụ usoro nje bacteria na anụ mammalian, kwekọrọ na njirimara antioxidant nke kemịkalụ ndị a.N'ebe ụfọdụ usoro enzyme ma ọ bụ ion ígwè, a hụrụ ihe àmà nke genotoxicity.Mmemme Toxicology nke mba (NTP) mere afọ 2 carcinogenesis bioassay nke Ascorbic Acid (25,000 na 50,000 ppm) na oke F344/N na ụmụ oke B6C3F(1).Ascorbic acid abụghị carcinogenic na nwoke na nwanyị nke oke na oke.Mgbochi nke carcinogenesis na uto tumor metụtara ihe antioxidant ascorbic acid ka akọpụtala.E gosipụtara Sodium Ascorbate iji kwalite mmepe nke carcinomas nke urinary na ọmụmụ carcinogenesis nke ọkwa abụọ.Ngwa ascorbic acid maka ndị ọrịa nwere dermatitis radieshon na ndị ọkụ ọkụ enweghị mmetụta ọ bụla.Ascorbic acid bụ onye na-echebe foto n'ime ọmụmụ UV mmadụ n'ụlọ ọgwụ na doses nke ọma karịa obere erythema dose (MED).Ude opaque nwere 5% ascorbic acid ebuteghị mmetụta anụ ahụ n'ime mmadụ 103.Ngwaahịa nwere 10% ascorbic acid adịghị eme ihe na-adịghị mma na nyocha nke obere ụbọchị anọ na akpụkpọ ahụ mmadụ yana ọgwụgwọ ihu nwere 10% Ascorbic Acid abụghị onye na-ahụ maka kọntaktị na nyocha kachasị na mmadụ 26.N'ihi myirịta n'ụdị na arụrụ ọrụ nke ihe ndị a, Panel kwenyere na data dị n'otu ihe nwere ike ịwepụ ya na ha niile.Ọkachamara Panel kwuru na nchoputa na ascorbic acid bụ genotoxic na ndị a ole na ole nyocha usoro n'ihi ọnụnọ nke ndị ọzọ kemịkalụ, eg, ọla, ma ọ bụ ụfọdụ enzyme sistem, nke ọma na-agbanwe ascorbic Acid antioxidant edinam n'ụzọ dị irè na nke a pro-oxidant.Mgbe ascorbic acid na-eme dị ka antioxidant, panel ahụ kwubiri na ascorbic acid abụghị genotoxic.Na-akwado echiche a bụ ihe ọmụmụ carcinogenicity nke NTP mere, nke na-egosi na ọ dịghị ihe àmà nke carcinogenicity.Achọpụtara ascorbic acid ka ọ na-egbochi mkpụrụ nitrosamine nke ọma n'ọtụtụ usoro ule.Ndị otu ahụ nyochara ọmụmụ ihe nke Sodium Ascorbate mere dị ka ihe na-akwalite tumor na anụmanụ.A na-ahụta nsonaazụ ndị a dị ka njikọ nke ion sodium na pH nke mmamịrị n'ime anụmanụ ule.A hụrụ mmetụta ndị yiri ya na sodium bicarbonate.N'ihi nchegbu na ụfọdụ ion ígwè nwere ike ijikọ na ihe ndị a iji mepụta ọrụ pro-oxidant, panel ahụ dọrọ ndị na-emepụta ihe aka na ntị ka ha jide n'aka na ihe ndị a na-eme dị ka antioxidants na nhazi nhazi.Ndị otu ahụ kwenyere na ahụmịhe ụlọ ọgwụ nke ejiri Ascorbic Acid mee ihe na akpụkpọ ahụ mebiri emebi na-enweghị mmetụta ọ bụla yana nnwale nkwugharị okwu mkparị (RIPT) site na iji 5% ascorbic acid nwere nsonaazụ na-adịghị mma na-akwado nchoputa na otu ihe a anaghị eweta nsonaazụ na-adịghị mma. ihe ize ndụ nke mmetụta anụ ahụ.Data ndị a yana enweghị akụkọ na akwụkwọ ahụike nke ascorbic acid na-akwado nchekwa nke ihe ndị a.