1.Sodium nitrite industry grade 2.high quality 3.98% Product Name:Sodium nitriteCategory:Inorganic chemical/inorganic saltCAS NO:7632- ... qualityFirst qualityQualifierSodium nitrite (dry basis), %, ≥ 99.0 98.5 98.0 Moisture, %, ≤ 1.4 2.02.5 Chlorides (Nacl)Assay(dry basis), %, ≤ 0.10 ... metal thermal treatment agent, as electro-plating corrosion inhibitor etc. 98.0% Sodium Nitrite industry grade