Chawlehthalnak ruahnak ttha, zuarnak ttha le a ttha bik le a rangmi riantuannak he a sangmi thilchuak pek kan i zuam. a ttha ngaimi thilri le hlawknak nganpi lawng si loin a biapi bikmi cu Ti Thianhnak Solution caah Premium Sodium sulfide Chemical caah a dong lomi market lak ding a si. Ramdang le ramchung chawlehnak riantuan hawi pahnih kha lungtak tein kan in don hna, cun caan saupi chung nanmah he riantuan tti ding in kan i ruahchan!
Chawlehthalnak ruahnak ttha, zuarnak ttha le a ttha bik le a rangmi riantuannak he a sangmi thilchuak pek kan i zuam. a ttha ngaimi thilri le hlawknak nganpi lawng si loin a biapi bikmi cu a dong lomi market lak khawhnak ding caah a si lai. Vawleicung sipuazi fonhnak nih xxx industry ah harnak le caantha a chuahpi bantukin, kan company nih, kan riantuan ttinak, tthatnak hmasa bik, thilthar sernak le pakhat le pakhat hlawknak kan ngeihnak thawngin, kan riantuanpi hawi hna kha a ttha ngaimi thilri, zuamnak man le hmailei a ttha deuhmi ser khawhnak ding caah lungtak tein kan pek khawh hna lai kan phunglam kalpi in kan hawi le he hmunkhat ah a sang deuhmi, a rang deuhmi, a thawng deuhmi thlarau.













Sodium sulfide tlukruannak lam:
Iodine stock cawhmi 25.00 mL kha pipette tuah law 0.10 mol/L sodium thiosulfate cawhnuk he titrate tuah. A senmi-sen in a senmi ah aa thlen tikah, starch cawhmi 5 mL cawh law a senmi rong a tlau hlan tiang titration pehzulh.Sodium sulfide.