133488-30-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 133488-30-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,3,4,8 and 8 respectively; the second part has 2 digits, 3 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 133488-30:
(8*1)+(7*3)+(6*3)+(5*4)+(4*8)+(3*8)+(2*3)+(1*0)=129
129 % 10 = 9
So 133488-30-9 is a valid CAS Registry Number.