856863-86-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 856863-86-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,5,6,8,6 and 3 respectively; the second part has 2 digits, 8 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 856863-86:
(8*8)+(7*5)+(6*6)+(5*8)+(4*6)+(3*3)+(2*8)+(1*6)=230
230 % 10 = 0
So 856863-86-0 is a valid CAS Registry Number.