18626-94-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 18626-94-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,8,6,2 and 6 respectively; the second part has 2 digits, 9 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 18626-94:
(7*1)+(6*8)+(5*6)+(4*2)+(3*6)+(2*9)+(1*4)=133
133 % 10 = 3
So 18626-94-3 is a valid CAS Registry Number.