330808-99-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 330808-99-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,3,0,8,0 and 8 respectively; the second part has 2 digits, 9 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 330808-99:
(8*3)+(7*3)+(6*0)+(5*8)+(4*0)+(3*8)+(2*9)+(1*9)=136
136 % 10 = 6
So 330808-99-6 is a valid CAS Registry Number.