Hangzhou Leap Chem Co., Ltd. yog ib qho ntawm cov tuam txhab tshaj lij thiab cov neeg muag khoom ntawm l(+)-ascorbic acid丨cas 50-81-7 hauv Suav teb. Txais tos rau kev lag luam wholesale kev cai ua cov khoom lag luam ntawm tus nqi sib tw los ntawm peb lub hoobkas. Rau cov khoom pheej yig dua, tiv tauj peb tam sim no.
Specifications
| Qib | EP, E300, USP, FCC13, GMO dawb qib |
| Yam ntxwv | Dawb los yog yuav luag dawb crystalline hmoov los yog tsis muaj xim muaju |
| Assay | 99.0% – 100.5% |
| Kev txheeb xyuas | IR: Complies, CA: Positive |
| Melting point | Txog 190 degree |
| Kev sib hloov tshwj xeeb | +20.5℃– +21.5 degree |
| Acidity (pH) | 2.1 - 2.6 (5% aqueous tov) 2.4 - 2.8 (2% aqueous daws) |
| Poob rau ziab | 0.4% max |
| Impurity E (Oxalic acid) | 0.2% max |
| Yam khoom – Impurity C | 0.15% max |
| Yam khoom – Impurity D | 0.15% max |
| Unspecified impurities | 0.1% max |
| Tag nrho cov impurities tsis yog C, D | 0.2% max |
| Cov hlau hnyav | 10 ppm max |
| Arsenic | 3 ppm max |
| Coj | 2 ppm max |
| Mercury | 1 ppm max |
| Tooj | 5 ppm max |
| Hlau | 2 ppm max |
| Sulfated tshauv | 0.1% max |
| Clarity ntawm kev daws | Ntshiab |
| Xim ntawm kev daws | IB 7 max |
| Residual kuab tshuaj - Methanol | 0.3% max |
| Particle loj | Tsawg dua lossis sib npaug li 30% ntau dua 40 mesh, Ntau dua lossis sib npaug li 45% ntawm 40 thiab 80 mesh |
| Total aerobic microbial suav (TAMC) | 10³ CFU/g max |
| Tag nrho cov poov xab thiab pwm suav suav (TYMC) | 10² CFU/g max |
| Escherichia coli | Tsis pom / g |
| Staphylococcus aureus | Tsis pom / g |
| Salmonella | Tsis pom / 10 g |
Daim ntawv thov
L(+)-Ascorbic acid, feem ntau hu ua vitamin C, yog ib qho tseem ceeb ntawm cov dej -soluble nutrient lug siv nyob rau hauv tshuaj, nutraceuticals, tshuaj pleev ib ce, thiab zaub mov industries. Hauv kev kho mob, nws yog siv los ua kev noj zaub mov ntxiv los tiv thaiv thiab kho cov vitamin C tsis txaus, txhawb kev tiv thaiv kab mob, thiab txhawb nqa collagen synthesis rau tawv nqaij, pob txha, thiab vascular noj qab haus huv. Hauv kev lag luam kws tshuaj, L-ascorbic acid yog siv los ua cov tshuaj tiv thaiv antioxidant kom ruaj khov thiab tiv thaiv cov khoom xyaw nquag ntawm oxidative degradation. Hauv kev tsim khoom noj thiab dej haus, nws ua haujlwm raws li ntuj tsim, xim stabilizer, thiab antioxidant, ncua lub neej txee thiab tswj kev noj zaub mov zoo. Tsis tas li ntawd, hauv cov tshuaj pleev ib ce, nws tau muab tso rau hauv cov tshuaj pleev, tshuaj pleev, thiab tshuaj pleev rau nws cov tawv nqaij - brightening, tiv thaiv - laus, thiab antioxidant zog.
Cov txiaj ntsig
L(+)-Ascorbic acid muaj ntau yam zoo vim nws muaj zog antioxidant kev ua, dej solubility, thiab biocompatibility. Nws zoo tshem tawm cov dawb radicals, txo oxidative kev nyuaj siab thiab txhawb kev noj qab haus huv ntawm tes. Cov khoom xyaw txhim kho collagen ntau lawm, txhawb cov tawv nqaij elasticity thiab kho qhov txhab, thiab pab tswj kev nqus hlau thiab kev tiv thaiv kab mob. Nws ruaj khov nyob rau hauv cov kev daws teeb meem aqueous thiab compatibility nrog lwm cov khoom xyaw ua rau nws muaj ntau yam rau kev tsim tshuaj, khoom noj, thiab cov khoom tu tus kheej. Ntxiv mus, nws lub hauv paus chiv keeb thiab kev nyab xeeb profile ua rau nws haum rau kev kho mob thiab cov neeg siv khoom siv.
Xaus
L(+)-Ascorbic acid yog ib qho tseem ceeb ntawm cov khoom noj muaj txiaj ntsig thiab muaj txiaj ntsig zoo antioxidant nrog ntau yam kev siv hauv kev kho mob, zaub mov, tshuaj, thiab tshuaj pleev ib ce. Nws cov txiaj ntsig, suav nrog kev tiv thaiv kev tiv thaiv kab mob, tiv thaiv antioxidant, collagen synthesis, thiab formulation versatility, ua rau nws ib tug tseem ceeb compound rau kev noj qab haus huv, noj qab haus huv, thiab cov khoom stability. Kev siv txuas ntxiv ntawm L-ascorbic acid txhawb tib neeg cov khoom noj khoom haus, kev tsim khoom tshiab, thiab kev tswj kev ntxhov siab oxidative.
Cim npe nrov: l(+)-ascorbic acid 丨cas 50-81-7, Tuam Tshoj l(+)-ascorbic acid丨cas 50-81-7 manufacturers, lwm tus neeg, Hoobkas
