Pigment Blue 15:3, also known as Peacock Blue, is a synthetic organic pigment that belongs to the copper phthalocyanine family. It is characterized by its intense blue color and high stability, making it suitable for various applications such as printing inks, paints, and plastics. The pigment is known for its excellent lightfastness, heat resistance, and chemical stability, which contribute to its widespread use in the coloration of various materials. It is also recognized for its non-toxic nature and compliance with international safety standards, ensuring its suitability for use in products that come into contact with the skin or food.
The CAS Registry Mumber 6548-12-5 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 6,5,4 and 8 respectively; the second part has 2 digits, 1 and 2 respectively. Calculate Digit Verification of CAS Registry Number 6548-12: (6*6)+(5*5)+(4*4)+(3*8)+(2*1)+(1*2)=105 105 % 10 = 5 So 6548-12-5 is a valid CAS Registry Number.