318256-32-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 318256-32-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,1,8,2,5 and 6 respectively; the second part has 2 digits, 3 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 318256-32:
(8*3)+(7*1)+(6*8)+(5*2)+(4*5)+(3*6)+(2*3)+(1*2)=135
135 % 10 = 5
So 318256-32-5 is a valid CAS Registry Number.