931734-63-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 931734-63-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,3,1,7,3 and 4 respectively; the second part has 2 digits, 6 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 931734-63:
(8*9)+(7*3)+(6*1)+(5*7)+(4*3)+(3*4)+(2*6)+(1*3)=173
173 % 10 = 3
So 931734-63-3 is a valid CAS Registry Number.