864970-89-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 864970-89-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,6,4,9,7 and 0 respectively; the second part has 2 digits, 8 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 864970-89:
(8*8)+(7*6)+(6*4)+(5*9)+(4*7)+(3*0)+(2*8)+(1*9)=228
228 % 10 = 8
So 864970-89-8 is a valid CAS Registry Number.