854637-95-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 854637-95-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,5,4,6,3 and 7 respectively; the second part has 2 digits, 9 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 854637-95:
(8*8)+(7*5)+(6*4)+(5*6)+(4*3)+(3*7)+(2*9)+(1*5)=209
209 % 10 = 9
So 854637-95-9 is a valid CAS Registry Number.