99670-93-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 99670-93-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,9,6,7 and 0 respectively; the second part has 2 digits, 9 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 99670-93:
(7*9)+(6*9)+(5*6)+(4*7)+(3*0)+(2*9)+(1*3)=196
196 % 10 = 6
So 99670-93-6 is a valid CAS Registry Number.