Company album
Contact us
Add: 9899# Hongshiwu road, Linjiang Industrial Park, Xiaoshan, Hangzhou, China
P.C.: 311228
TEL: 0086-571-86617638 (Switchboard)
FAX: 0086-571-86618654
E-mail: ls@longshanchemical.com
Foreign Trade Url:www.dragon-chempharm.com
Liquid Series
Methanol
Chemical formula: CHO3OH
Exceutive standard: GB338-2004
Appearance: colorless transparent liquid
| Item | Excellent products | First class | Qualified product |
|---|---|---|---|
| Chroma(platinum cobalt color),less than or equal to ≤ | 5 | 5 | 10 |
| Density(ρ20)(g/cm3) | 0.791-0.792 | 0.791-0.793 | 0.791-0.793 |
| Boiling range, °C ≤ | 0.8 | 1.0 | 1.5 |
| Potassium permanganate test, min ≥ | 50 | 30 | 20 |
| Water miscibility test ≤ | Through the test(1+3) | Through the test(1+9) | - |
| Water content, % ≤ | 0.10 | 0.15 | - |
| Acidity (HCOOH), % ≤ | 0.0015 | 0.0030 | 0.0050 |
| Or basicity(NH3), % ≤ | 0.0002 | 0.0008 | 0.0015 |
| Carbonyl compounds(HCHO), % ≤ | 0.002 | 0.005 | 0.010 |
| Evaporation residue, % ≤ | 0.001 | 0.003 | 0.005 |
| Acid washing test(platinum cobalt color)is less than or equal to ≤ | 50 | 50 | - |
| Note: the company to provide long-term 90% crude methanol | |||
Application: mainly used in chemical industry, pharmaceutical industry, pesticide industry.
Packing and storage: tank sealing ship.