131934-75-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 131934-75-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,1,9,3 and 4 respectively; the second part has 2 digits, 7 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 131934-75:
(8*1)+(7*3)+(6*1)+(5*9)+(4*3)+(3*4)+(2*7)+(1*5)=123
123 % 10 = 3
So 131934-75-3 is a valid CAS Registry Number.