Taw qhia
Lub npe: Sodium ascorbate
CAS Nr: 134-03-2
Cov mis mos molecular: C6H7O6Na
Lub decomposition kub ntawm sodium ascorbate yog 218 degree. Nws ruaj khov hauv lub xeev qhuav, thiab nws cov xim tob zuj zus thaum raug lub teeb. Nws yog maj mam oxidized thiab decomposed tom qab noo noo nqus thiab nyob rau hauv aqueous tov. Ascorbic acid yog ntau soluble hauv dej (62 G / 100 mL) dua li ascorbic acid, thiab pH ntawm 10 feem pua aqueous tov yog li 7.5.
Specifications
|
Yam khoom |
Specifications |
|
Yam ntxwv |
Dawb los yog yellowish crystals los yog crystalline hmoov |
|
Kev txheeb xyuas |
Kev pom zoo |
|
Specific Optical Rotation degree |
ntxiv 103- ntxiv 108 |
|
PH |
7.0-8.0 |
|
Poob ntawm Qhuav feem pua |
Tsawg dua lossis sib npaug rau 0.25 |
|
Heavy Hlau ppm |
Tsawg dua los yog sib npaug li 10 |
|
Hlau ppm |
Tsawg dua los yog sib npaug 2 |
|
Assay feem pua |
99.0-101.0 |
Ntim: 25kg / hnab.
Lwm yam kev qhia tshwj xeeb thiab ntim khoom tuaj yeem muab tau raws li qhov xav tau.
Peb Qhov Zoo
- Cov nqe lus them nqi: Cov nqe lus them nqi yooj yim tau txais kev txhawb nqa. Xws li O / A, T / T, D / A, D / P, L / C
- MOQ: Peb txhawb nqa qhov kev txiav txim yam tsawg kawg nkaus ntawm 1 lub nruas lossis lub hnab
- Khoom specifications & hom: Cov khoom ntawm txawv specifications thiab hom yuav muab tau raws li xav tau.
- Nqe ntawm Cov Khoom: Cov khoom sib tw nqi
- Qauv: Cov qauv pub dawb muaj, tab sis cov nqi thauj khoom yuav nyob ntawm koj tus as khauj thiab cov nqi them tuaj yeem txiav tawm ntawm koj qhov kev txiav txim yav tom ntej.
- Peb tau tsim kev sib raug zoo nrog kev koom tes ntev thiab ruaj khov nrog cov tuam ntxhab thiab cov muag khoom hauv ob lub teb chaws thiab thoob ntiaj teb.
- Peb muaj kev thauj mus los zoo meej thiab txhawb nqa LCL nrog rau lwm yam khoom.
Daim ntawv thov
- Antioxidants nyob rau hauv cov nqaij thiab lwm yam khoom noj.
- Nws tuaj yeem siv ua zaub mov noj fortifier, xim fixative thiab antioxidant. Cov nyhuv yog tib yam li ascorbic acid.
Chemical & Physical Properties
|
Cov mis mos molecular |
C6H7O6Na |
|
Molecular hnyav |
198.11 |
|
CAS Nr |
134-03-2 |
|
EINECS NO |
205-126-1 |
|
E naj npawb |
E301 |
|
Qhov ntom |
1.66 g / cm²3 |
|
Qhov tshwm sim |
feeb dawb mus rau daj crystals |
|
Melting point |
218 degree (424 degree F; 491 K) (decomposes) |
|
Dej Solubility |
62 g / 100 mL (25 degree) 78g / 100 mL (75 degree) |
|
Solubility |
me ntsis soluble hauv cawv Insoluble hauv chloroform, ether |
Yog tias koj nrhiav tsis tau qhov koj xav tau, thov xa ib tsab ntawv los qhia peb txog koj cov kev xav tau, peb yuav teb thiab muab cov khoom tsim nyog tshaj plaws thiab ntim rau koj sai li sai tau.
Cim npe nrov: sodium l-ascorbate c6h7o6na cas 134-03-2, Tuam Tshoj sodium l-ascorbate c6h7o6na cas 134-03-2 manufacturers






