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Sodium Hydrosulfite 90%
Sodium hydrosulfite los yog sodium hydrosulphite, muaj tus qauv ntawm 85%, 88% 90%. Nws yog cov khoom txaus ntshai, siv rau hauv textile thiab lwm yam kev lag luam.
Thov txim rau qhov kev tsis meej pem, tab sis sodium hydrosulfite yog ib qho sib txawv ntawm sodium thiosulfate. Cov mis tshuaj raug rau sodium hydrosulfite yog Na2S2O4. Sodium hydrosulfite, tseem hu ua sodium dithionite lossis sodium bisulfite, yog ib qho tshuaj txo qis muaj zog. Nws feem ntau siv rau hauv ntau yam kev siv, suav nrog:
Kev lag luam ntaub: Sodium hydrosulfite yog siv los ua cov tshuaj dawb hauv kev lag luam ntaub. Nws muaj txiaj ntsig zoo rau kev tshem tawm cov xim ntawm cov ntaub thiab cov fibers, xws li paj rwb, ntaub linen, thiab rayon.
Kev lag luam pulp thiab ntawv: Sodium hydrosulfite yog siv los ua kom cov ntoo pulp dawb hauv kev tsim cov ntawv thiab cov khoom ntawv. Nws pab tshem tawm lignin thiab lwm yam khoom tsis huv kom ua tiav cov khoom tiav ci dua.
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Oxalic Acid 99%
Oxalic acid, tseem hu ua ethanedioic acid, yog ib yam khoom siv crystalline tsis muaj xim nrog cov tshuaj lom neeg C2H2O4. Nws yog ib qho tshuaj uas tshwm sim hauv ntau yam nroj tsuag, suav nrog spinach, rhubarb, thiab qee yam txiv ntoo.
