81760-94-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 81760-94-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,1,7,6 and 0 respectively; the second part has 2 digits, 9 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 81760-94:
(7*8)+(6*1)+(5*7)+(4*6)+(3*0)+(2*9)+(1*4)=143
143 % 10 = 3
So 81760-94-3 is a valid CAS Registry Number.