1219948-91-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1219948-91-0 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,1,9,9,4 and 8 respectively; the second part has 2 digits, 9 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 1219948-91:
(9*1)+(8*2)+(7*1)+(6*9)+(5*9)+(4*4)+(3*8)+(2*9)+(1*1)=190
190 % 10 = 0
So 1219948-91-0 is a valid CAS Registry Number.