Organic Solvent 99.9% DMSO Dimethyl sulfoxide cas 67-68-5 Product details: Chemical Name : Dimethyl sulfoxide CAS: 67-68-5 Density(25°C): 1.101g/ml Molecular formula:C2H6OS Purity: 99.9%min Dimethyl sulfoxide (DMSO) is organic sulfide compound. It is colorless, odorless and transparent liquid at room temperature. It is a kind of moisture absorption combustible liquid. It has characteristics of high polarity, high boiling point, non-proton, mixed with water, low toxicity and good heat stability. It is soluble in ethanol, propanol, benzol, chloroform and many organic matters. It was known as "Omnipotent Solvent" 1. In the application of petroleum processing 2. In the application of synthetic fibers 3. In the application of medicine production 4. In the application of pesticides and agricultural fertilizers 5. In the application of dyes, paint 6. In the application of antifreeze 7. In gas separation applications 8. In the application of synthetic resin 9. In the electronics industry 10. In the application of organic synthesis, etc... Packing: 1100kg/IBC tank, 230kg/drum, 25kg/drum, 1kg/bottle When below freezing point 18.4℃ become crystalline Storage should be at cool, dry and ventilate. Grade National standard Low moisture grade Low metal first grade Low metal super grade Application field General use type Solvent for Pharmaceuticals Cleaning for Electronics Solvent for spinning / Cleaning for high level Electronics ITEM INDEX Appearance Colorless transparent liquid Colorless transparent liquid Colorless transparent liquid Colorless transparent liquid Purity, (GC) % ≥ 99.90 ≥ 99.95 ≥ 99.95 ≥ 99.99 Impurities content, % ≤ 0.10 - - - Crystallization point, ℃ ≥ 18.10 ≥ 18.20 ≥ 18.30 ≥ 18.30 Acid value, mgKOH/g ≤ 0.03 ≤ 0.03 ≤ 0.01 ≤ 0.01 Transmittancy, (400mm) % ≥ 96.0 ≥ 96.0 ≥ 98.0 ≥ 99.0 Refractive index (20℃) 1.4775-1.4790 1.4778-1.4790 1.4778-1.4790 1.4778-1.4790 Moisture content, % ≤ 0.10 ≤ 0.05 ≤ 0.05 ≤ 0.05 Color ≤ 10 ≤ 10 ≤ 10 ≤ 10 Density, (25℃) kg/m3 ≥ 1.093 ≥ 1.093 ≥ 1.093 ≥ 1.093 PH 6-8 6-8 6-8 6-8 Metal content: Na, μg/kg - - ≤ 50 ≤ 10 Mg, μg/kg - - - ≤ 10 Al, μg/kg - - - ≤ 10 K, μg/kg - - - ≤ 10 Ca, μg/kg - - ≤ 50 ≤ 10 Cr, μg/kg - - - ≤ 10 Mn, μg/kg - - - ≤ 10 Fe, μg/kg - - ≤ 50 ≤ 10 Ni, μg/kg - - - ≤ 10 Cu, μg/kg - - - ≤ 10 Zn, μg/kg - - - ≤ 10 Pb, μg/kg - - - ≤ 10 Reducing substances(as methanal), % - - ≤ 0.01 ≤ 0.01 Packing: 25kg/drum, 225kg/drum, 18000kg in 20GP; 1100kg/IBC TANK, 19800kg in 20GP; 24000kg/ISO TANK.