832129-74-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 832129-74-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,3,2,1,2 and 9 respectively; the second part has 2 digits, 7 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 832129-74:
(8*8)+(7*3)+(6*2)+(5*1)+(4*2)+(3*9)+(2*7)+(1*4)=155
155 % 10 = 5
So 832129-74-5 is a valid CAS Registry Number.