[Standard]: GB/9009-1998

[Molecular formula]: HCHO

[Molecular weight]: 30.03

[Properties]:

grade/ index/ index name	Premium grade	First grade	Salable product	Test method
chroma Hazen (Pt-Co),	10	-	-	GB9009-1998
formaldehyde , %	37.0-37.4	36.7-37.4	36.5-37.4	GB9009-1998
methanol, %	negotiation			GB9009-1998
acidity(as formic acid), %	0.02	0.04	0.05	GB9009-1998
Fe, %	0.0001	0.0003( trough) 0.001(drum)	0.0005 (trough) 0.0010 (drum )	GB9009-1998

[Properties]: Colorless poisonous liquid with asphyxia irritate odor, density 1.075-1.081, liquefaction point -21, coagulate point -92, combustion point 430, flash point 32.

[Uses]: Used as splvent,preservative and reducer, also applied in resin, pesticide, disinfectant, explosive, glycerol, aldehyde plastic, textile and soap.

[Packing & storage ]: 200kg in anticorrosive metal pail or tank car, attach the toxic signal on the packing. In cool airiness place, far away from fire, heat and insolation, the temperature is 8-40.