Purchase Qty. Reference FOB Price
1-9 kg US$63.00
10-24 kg US$56.00
25-99 kg US$53.00
100+ kg US$49.00
Product Description
Top Quality Best Selling CAS 58-33-3 Promethazine HCl Powder Melting point 230-232°C Fp 9ºC storage temp. Refrigerator solubility Very soluble in water, freely soluble in ethanol (96 per cent) form neat PH pH (50g/L, 25ºC) : 4.0~6.0 λmax 297nm(H2O)(lit.) ...