131853-59-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 131853-59-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,1,8,5 and 3 respectively; the second part has 2 digits, 5 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 131853-59:
(8*1)+(7*3)+(6*1)+(5*8)+(4*5)+(3*3)+(2*5)+(1*9)=123
123 % 10 = 3
So 131853-59-3 is a valid CAS Registry Number.