Sorbic acid
Sorbic acid thiab nws cov ntxhia ntsev, xws li sodium sorbate, poov tshuaj sorbate thiab calcium sorbate, yog cov tshuaj tua kab mob feem ntau siv los ua cov khoom noj khoom haus thiab dej haus los tiv thaiv kev loj hlob ntawm pwm, poov xab thiab fungi.Feem ntau cov ntsev yog nyiam dua cov kua qaub vim tias lawv muaj ntau dua soluble hauv dej.Qhov zoo tshaj pH rau cov tshuaj tiv thaiv kab mob yog qis dua pH 6.5 thiab sorbates feem ntau yog siv los ntawm 0.025% mus rau 0.10%.Ntxiv sorbate ntsev rau cov zaub mov yuav nce pH ntawm cov zaub mov me ntsis yog li cov pH yuav tsum tau hloov kho kom muaj kev nyab xeeb.
Daim ntawv thov:
Nws yog siv rau khoom noj khoom haus, tshuaj pleev ib ce, khoom noj khoom haus kho mob thiab anti-mortify rau luam yeeb.Raws li Unsaturated acid, nws kuj siv los ua resin, aromatics thiab roj hmab kev lag luam.
| Yam khoom | Specification |
| Qhov tshwm sim | Dawb crystalline hmoov los yog dawb crystalline hmoov |
| Assay | 99,0-101,0% |
| Dej | ≤ 0.5% |
| Melting ntau | 132-135 ℃ |
| Residue ntawm ignition | ≤ 0.2% |
| Aldehyde (raws li formaldehyde) | ≤ 0.1% |
| Lead (Pb) | ≤ 5 mg / kg |
| Mercury (Hg) | ≤ 1 mg / kg |
| Heavy Hlau (raws li Pb) | ≤10ppm max |
| Arsenic | ≤ 3 mg / kg |
| Sulfated tshauv | ≤0.2% max |
Cia: nyob rau hauv qhuav, txias, thiab ntxoov ntxoo nrog thawj ntim, tsis txhob ya raws, khaws cia ntawm chav tsev kub.
Txee lub neejib: 48oy
Pob: hauv25kg / hnab
kev xa khoom:ces
1. Koj cov nqe lus them nqi yog dab tsi?
T / T lossis L / C.
2. Koj lub sijhawm xa khoom yog dab tsi?
Feem ntau peb yuav npaj cov khoom xa tuaj hauv 7-15 hnub.
3. Yuav ua li cas txog kev ntim khoom?
Feem ntau peb muab cov ntim raws li 25 kg / hnab lossis thawv.Tau kawg, yog tias koj muaj cov cai tshwj xeeb rau lawv, peb yuav ua raws li koj.
4. Yuav ua li cas txog qhov siv tau ntawm cov khoom?
Raws li cov khoom koj xaj.
5. Koj muab cov ntaub ntawv dab tsi?
Feem ntau, peb muab Commerical Invoice, Packing List, Bill of loading, COA, Health certificate thiab Origin certificate.Yog tias koj lub lag luam muaj cov kev cai tshwj xeeb, qhia rau peb paub.
6. Qhov chaw nres nkoj yog dab tsi?
Feem ntau yog Shanghai, Qingdao lossis Tianjin.
