13937-75-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 13937-75-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,3,9,3 and 7 respectively; the second part has 2 digits, 7 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 13937-75:
(7*1)+(6*3)+(5*9)+(4*3)+(3*7)+(2*7)+(1*5)=122
122 % 10 = 2
So 13937-75-2 is a valid CAS Registry Number.