1312921-38-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1312921-38-2 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,1,2,9,2 and 1 respectively; the second part has 2 digits, 3 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 1312921-38:
(9*1)+(8*3)+(7*1)+(6*2)+(5*9)+(4*2)+(3*1)+(2*3)+(1*8)=122
122 % 10 = 2
So 1312921-38-2 is a valid CAS Registry Number.