196700-86-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 196700-86-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,9,6,7,0 and 0 respectively; the second part has 2 digits, 8 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 196700-86:
(8*1)+(7*9)+(6*6)+(5*7)+(4*0)+(3*0)+(2*8)+(1*6)=164
164 % 10 = 4
So 196700-86-4 is a valid CAS Registry Number.