316826-18-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 316826-18-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,1,6,8,2 and 6 respectively; the second part has 2 digits, 1 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 316826-18:
(8*3)+(7*1)+(6*6)+(5*8)+(4*2)+(3*6)+(2*1)+(1*8)=143
143 % 10 = 3
So 316826-18-3 is a valid CAS Registry Number.