756818-62-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 756818-62-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 7,5,6,8,1 and 8 respectively; the second part has 2 digits, 6 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 756818-62:
(8*7)+(7*5)+(6*6)+(5*8)+(4*1)+(3*8)+(2*6)+(1*2)=209
209 % 10 = 9
So 756818-62-9 is a valid CAS Registry Number.