Purchase Qty. Reference FOB Price
1-999 kg US$10.00
1,000+ kg US$6.50
Product Description
Product Description Optical brightener OB-1 Main ingredients:Two styrene base double benzene and the evil azole Properties: It is Bright yellow green crystal powder,odorless.it is hard to dissolve in water. It dissolves in paraffin,fat,mineral oil,wax and common organic solvents.The hue of ...