Corporate hian procedure concept “scientific administration, premium quality leh performance primacy, buyer supreme for OEM China 60% Na2s Fe<30ppm sodium sulphidesulfide cas 1313-82-2, we sincerely welcome overseas consumers to consult for your long-term cooperation as well the mutual advancement.we strongly think that will do superior and far better.
The corporate keeps to the procedure concept "scientific administration, premium quality and performance primacy, buyer supreme for , Quality tha tak chu kan detail zawng zawng kan zawm atanga lo chhuak a ni a, customer satisfaction chu kan inpekna thinlung tak atanga lo chhuak a ni. Technology hmasawn leh industry hmingthanna tha taka thawhhona tha takah innghatin, kan customer te hnena quality merchandise leh service tam zawk pek kan tum a, kan zavaiin ram chhunga inthlengna tichak turin kan bei a ni leh ramdang customer te leh thinlung taka thawhhona tha zawk siam turin hmalam hun tha zawk siam a ni.













Common issues chu hetiang hian chinfel theih a ni. Clumping atan chuan reagent bottle chu thing mallet hmangin zawi zawiin tap rawh—metal hammer hmang ngai suh. Darkening color hian partial oxidation a kawk a, chu chu sulfur powder tling tawk hmanga refluxing hmanga enkawl theih a ni. Cloudy solutions chu concentration calibration hmain filter tur a ni a, double-layer slow quantitative filter paper hmangin filter tur a ni. Sodium Sulfide reagent bottle label a tlak chuan waterproof marker hmangin ziak leh nghal tur a ni a, hawn hun tur ziak la.Sodium Sulfide.