685902-01-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 685902-01-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,8,5,9,0 and 2 respectively; the second part has 2 digits, 0 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 685902-01:
(8*6)+(7*8)+(6*5)+(5*9)+(4*0)+(3*2)+(2*0)+(1*1)=186
186 % 10 = 6
So 685902-01-6 is a valid CAS Registry Number.