Fumaric acid
Fumaric acid, monga chakudya chowonjezera, chimagwiritsidwa ntchito ngati othandizira acidity ndipo amadziwika ndi e897. Fumaric acid ndi acid wa chakudya chogwiritsidwa ntchito kuyambira 1946. Nthawi zambiri zimagwiritsidwa ntchito m'madzi ndi ufa womwe umafunikira pazoyera. Amagwiritsidwa ntchito ngati choloweza mmalo a acid ndipo nthawi zina m'malo a citric acid, pamlingo wa acitic acid ndi a acidic acid kuti adziwe, ofanana ndi njira ya Malic amagwiritsidwa ntchito. Amagwiritsidwanso ntchito ngati coagunt mu stovetup ma pudding mapu.
| Zinthu | Miyezo |
| Assay (%) | ≥999.0 |
| Mau | Kudzera 300 mesh |
| Monga ppm | ≤3 |
| Zitsulo zolemera (PB) | ≤10 |
| Madzi (%) | ≤0.3 |
| Masiya acid (%) | ≤0.1 |
| Utoto (PT-CO) | ≤15 |
| Malo osungunuka (℃) | 116-289 |
| Kusungunuka (25 ℃) | ≥1.00g / 100ml madzi |
Kusunga: M'malo owuma, ozizira, komanso shaded ndi ma Centraging oyambilira, pewani chinyezi, kusunga kutentha kwa firiji.
Moyo wa alumali: Miyezi 48
Phukusi: mkati25kg / thumba
kupereka: mwachangu
1. Kodi ndi chiyani?
T / t kapena l / c.
2. Nthawi yanu yobereka ndi iti?
Nthawi zambiri timakonza zotumiza m'masiku 7 -15.
3. Nanga bwanji kulongedza?
Nthawi zambiri timapereka kulongedza monga 25 kg / thumba kapena katoni. Zachidziwikire, ngati muli ndi zofuna zapadera pa iwo, tidzapita kwa inu.
4. Nanga bwanji za zovomerezeka za malonda?
Malinga ndi zomwe mudalamulira.
5. Ndi zikalata ziti zomwe mumapereka?
Nthawi zambiri, timapereka ma invoice opanga, mndandanda wazolongedza, Bill of Dulani, Coa, satifiketi yazachipatala ndi Concorfiketi yazachipatala. Ngati misika yanu ili ndi zofunikira zapadera, tidziwitseni.
6. Kodi padoko ndi chiyani?
Nthawi zambiri Shanghai, qingdao kapena Tianjin.
