81396-91-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 81396-91-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,1,3,9 and 6 respectively; the second part has 2 digits, 9 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 81396-91:
(7*8)+(6*1)+(5*3)+(4*9)+(3*6)+(2*9)+(1*1)=150
150 % 10 = 0
So 81396-91-0 is a valid CAS Registry Number.