Kev ua kom tsis muaj zog ntawm Tannin
1: Kev tawg zoo heev thiab kev nkag mus.
2: Txhim kho qhov sib xws ntawm kev zas xim rau ntawm lub hauv paus tawv, ua kom nrawm dua qhov kev tawg thiab nkag mus ntawm cov neeg sawv cev anionic tanning.
3: Tom qab raug tshem tawm los ntawm KN, tus nqi pH ntawm tag nrho cov tawv nqaij yog sib xws, nrog kev hloov pauv ruaj khov, thiab yuav tsis cuam tshuam rau qhov ruaj khov ntawm lub hauv paus tawv nqaij.
Neutralization thiab re-tanning ntxiv:
Tawv sab saud (Napa): 2-3%
Tawv rooj zaum: 2-3%;
| COV LUS QHIA / COV CIM | COV NTAUB NTAWV/NQI |
| Kev sib xyaw ua ke: | Cov polymer condensation thiab cov ntsev organic sib xyaw |
| Tsos: | Hmoov xim av daj |
| Kev kaj: | Zoo Tshaj Plaws |
| Cov ntsiab lus khov kho: | 95% |
Lub pob yog 25kgs / hnab.
Cov khoom no yuav tsum tau khaws cia rau hauv chav txias thiab qhuav, tsis txhob raug tshav ntuj ncaj qha thiab los nag, lub neej txee ntawm 18 lub hlis
Sau koj cov lus ntawm no thiab xa tuaj rau peb











