867129-71-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 867129-71-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,6,7,1,2 and 9 respectively; the second part has 2 digits, 7 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 867129-71:
(8*8)+(7*6)+(6*7)+(5*1)+(4*2)+(3*9)+(2*7)+(1*1)=203
203 % 10 = 3
So 867129-71-3 is a valid CAS Registry Number.