931113-56-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 931113-56-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,3,1,1,1 and 3 respectively; the second part has 2 digits, 5 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 931113-56:
(8*9)+(7*3)+(6*1)+(5*1)+(4*1)+(3*3)+(2*5)+(1*6)=133
133 % 10 = 3
So 931113-56-3 is a valid CAS Registry Number.