129832-17-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 129832-17-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,9,8,3 and 2 respectively; the second part has 2 digits, 1 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 129832-17:
(8*1)+(7*2)+(6*9)+(5*8)+(4*3)+(3*2)+(2*1)+(1*7)=143
143 % 10 = 3
So 129832-17-3 is a valid CAS Registry Number.