19546-28-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 19546-28-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,9,5,4 and 6 respectively; the second part has 2 digits, 2 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 19546-28:
(7*1)+(6*9)+(5*5)+(4*4)+(3*6)+(2*2)+(1*8)=132
132 % 10 = 2
So 19546-28-2 is a valid CAS Registry Number.