803636-94-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 803636-94-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,0,3,6,3 and 6 respectively; the second part has 2 digits, 9 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 803636-94:
(8*8)+(7*0)+(6*3)+(5*6)+(4*3)+(3*6)+(2*9)+(1*4)=164
164 % 10 = 4
So 803636-94-4 is a valid CAS Registry Number.