330938-98-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 330938-98-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,3,0,9,3 and 8 respectively; the second part has 2 digits, 9 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 330938-98:
(8*3)+(7*3)+(6*0)+(5*9)+(4*3)+(3*8)+(2*9)+(1*8)=152
152 % 10 = 2
So 330938-98-2 is a valid CAS Registry Number.