Item	Details	Test method
Appearance	brownish yellow liquid	eyeballing
Density(g/ml)	0.90~1.15	GB/T4472-84
pH-value	> 9.0	PH meter
Solubility	soluble in water

Packing & Storage: 
1. In 200L big drum, net wt. 200kg. 
2. Protect against sunlight, fire, dampness; should be stored in clean and dry warehouse. 
3. Shelf life is 1 yr.