Potassium bromide KBr M = 119,01 g/mol EC ? 231-830-3 CAS ? 7758-02-3 When you purchase more than 1 pc, your order can be consolidate into one bigger package. If you want separate packages, instead of one large, please leave a note in the order. Chemical Grade Definitions: Pure p.a - High purity analytical reagents. Suitable for laboratory and general use. Pharm/Food - Acceptable for food, drug or medicinal use. May be used for most laboratory purposes. Pure - Good quality chemicals. May be used for most laboratory purposes, educational, domestic, craft applications. Not pure enough to be offered for food. Technical - Good quality for educational, domestic, handicraft, agricultural applications. Not pure enough to be offered for food. Shipping fee: FREE Payment: PayPal and Skrill