636893-56-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 636893-56-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,3,6,8,9 and 3 respectively; the second part has 2 digits, 5 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 636893-56:
(8*6)+(7*3)+(6*6)+(5*8)+(4*9)+(3*3)+(2*5)+(1*6)=206
206 % 10 = 6
So 636893-56-6 is a valid CAS Registry Number.