919729-68-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 919729-68-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,1,9,7,2 and 9 respectively; the second part has 2 digits, 6 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 919729-68:
(8*9)+(7*1)+(6*9)+(5*7)+(4*2)+(3*9)+(2*6)+(1*8)=223
223 % 10 = 3
So 919729-68-3 is a valid CAS Registry Number.