856864-59-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 856864-59-0 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 4 respectively; the second part has 2 digits, 5 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 856864-59:
(8*8)+(7*5)+(6*6)+(5*8)+(4*6)+(3*4)+(2*5)+(1*9)=230
230 % 10 = 0
So 856864-59-0 is a valid CAS Registry Number.