“High good quality, Prompt Delivery, Aggressive Price”-a awm chhunzawm zelin, ram pawn leh ram chhung atanga dawr neitute nen hun rei tak chhung thawhhona kan siam a, Acetic acid food additives chungchangah client thar leh a hmaa client-te comment sang tak kan dawng a, Kan nun chhung zawng zawng atanga pals te chu thawhhona tha zawng turin leh naktuk hian a langsar zawk leh ropui zawk siam turin kan lawm hle.. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. ..
“High good quality, Prompt Delivery, Aggressive Price”-a awm reng chungin, ram pawn leh ram chhung atanga thil lei duhtute nen hun rei tak chhung thawhhona kan siam a, client thar leh a hmaa client-te comment sang tak tak kan hmu a, , Looking forward, we will keep pace with the times, continuing to create new product. Kan research team chak tak, production facility hmasawn tak tak, scientific management leh top services te hmang hian khawvel puma kan customer te hnenah product quality tha tak tak kan supply dawn a ni. Kan sumdawnna puitu ni turin thinlung takin kan sawm a che u, kan thawhhona tha tak kan neih theih nan.














Acetic acid ei tur additives Phenolphthalein indicator solution
Phenolphthalein 1 g chu ethanol 100 mL-ah hmin rawh.
Acetic acid ei tur additives A tih dan tur: 1.1.
Sample 2.5 g chu 0.0001 g thleng dik takin rit la, stoppered conical flask-ah carbon dioxide tel lo tui 50 mL awmnaah dah rawh. Phenolphthalein indicator solution 3 drops dah la, sodium hydroxide titrant (1 mol/L) hmangin titrate la, pink rawng faint tak a lo lang ang. Sodium hydroxide titrant (1 mol/L) 1 mL khat chu C2H4O2 60.05 mg nen a inang a ni.Acetic acid food additives.