685107-02-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 685107-02-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,8,5,1,0 and 7 respectively; the second part has 2 digits, 0 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 685107-02:
(8*6)+(7*8)+(6*5)+(5*1)+(4*0)+(3*7)+(2*0)+(1*2)=162
162 % 10 = 2
So 685107-02-2 is a valid CAS Registry Number.