99838-02-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 99838-02-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,9,8,3 and 8 respectively; the second part has 2 digits, 0 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 99838-02:
(7*9)+(6*9)+(5*8)+(4*3)+(3*8)+(2*0)+(1*2)=195
195 % 10 = 5
So 99838-02-5 is a valid CAS Registry Number.