Metham-sodium brief introduction
Physical form	The pure product is colorless crystalline solid
Solubility	72.2g/100ml in water, slight methanol soluble in ethanal ,insoluble in most organic solvents.
Chemical properties	Dense solution is stable,but unstable when diluted,It is readily to decompose under soil,acid and heavy metal salt condition.Water solution is corrosive to brass,copper and zinc.

Metham-sodium usage
Usage	Metham-sodium is new type fumigant in agriculture, which have suffocating efficacy. It has been used to kill many bacteria, nematodes in soil, including the rot nematodes on vegetables, fruits and other crops. It can also prevent and control many fungal disease which is spreaded by soil, such as verticillium wilt,root rot and weed seed in soil.

Specification for metham-sodium 500g/l
Item	Standard
Appearance	Brown liquid
Active ingredient	500g/L
Insoluble matter	0.1% max.
PH range	8.0-11.5
Stability on dilution (20 times)	Passed