832729-21-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 832729-21-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,3,2,7,2 and 9 respectively; the second part has 2 digits, 2 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 832729-21:
(8*8)+(7*3)+(6*2)+(5*7)+(4*2)+(3*9)+(2*2)+(1*1)=172
172 % 10 = 2
So 832729-21-2 is a valid CAS Registry Number.