683195-93-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 683195-93-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,8,3,1,9 and 5 respectively; the second part has 2 digits, 9 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 683195-93:
(8*6)+(7*8)+(6*3)+(5*1)+(4*9)+(3*5)+(2*9)+(1*3)=199
199 % 10 = 9
So 683195-93-9 is a valid CAS Registry Number.