93887-13-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 93887-13-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,3,8,8 and 7 respectively; the second part has 2 digits, 1 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 93887-13:
(7*9)+(6*3)+(5*8)+(4*8)+(3*7)+(2*1)+(1*3)=179
179 % 10 = 9
So 93887-13-9 is a valid CAS Registry Number.