Chawlehnak nih “A ttha mi ah No.1 si, tthanchonak caah credit le zumhawktlak si” timi ruahnak kha a dirpi, ramchung le ramleng in a hlan le a thar mi ruahchannak hna kha a man fawi 60% Sodium Sulphide Red Flakes Price in lunglawm tein rian a ttuan peng lai, Kannih cu dinfelnak le lungtlinnak kan ngei. Hmailei ah dinhnak le zumhawktlak le caan saupi a hmunmi dawtnak pehtlaihnak ser ding kha kan i ruahchan.
Chawlehthalnak nih “A tthatnak ah No.1 si, tthanchonak caah credit le zumhawktlak sinak ah hram bunh” timi ruahnak kha a dirpi, ramchung le ramleng in a hlan le a thar in a rami hna caah lungtho tein rian a ttuan peng lai. Member vialte nih lungtak tein customers hlun le thar vialte nan bawmhnak cungah kan i lawm. Fakpi in rian kan ttuan peng lai i a sang bikmi a phichuak le riantuannak kan in pek hna lai.













Sodium Sulphide 60% Yellow/Red Flakes. Glacial acetic acid 10 mL le starch indicator 2 mL cawh. A donghnak a langhtermi a senmi rong a chuah hlan tiang iodine standard titration cawhnuk in titrate tuah. A hmanmi volume kha V3 in ttial.
A dang tein, 10 mL B cawhmi kha pipette tuah law sodium thiosulfate standard titration cawhnuk he cawh. A senmi a hung si tikah, 2 mL starch indicator cawhmi kha cawh law a senmi rong a tlau hlan tiang titration tuah peng. A hmanmi zat kha V2.Sodium Sulphide 60% Yellow/Red Flakes tiah ttial.