219491-38-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 219491-38-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,1,9,4,9 and 1 respectively; the second part has 2 digits, 3 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 219491-38:
(8*2)+(7*1)+(6*9)+(5*4)+(4*9)+(3*1)+(2*3)+(1*8)=150
150 % 10 = 0
So 219491-38-0 is a valid CAS Registry Number.