133038-04-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 133038-04-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,3,0,3 and 8 respectively; the second part has 2 digits, 0 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 133038-04:
(8*1)+(7*3)+(6*3)+(5*0)+(4*3)+(3*8)+(2*0)+(1*4)=87
87 % 10 = 7
So 133038-04-7 is a valid CAS Registry Number.