70909-33-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 70909-33-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,0,9,0 and 9 respectively; the second part has 2 digits, 3 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 70909-33:
(7*7)+(6*0)+(5*9)+(4*0)+(3*9)+(2*3)+(1*3)=130
130 % 10 = 0
So 70909-33-0 is a valid CAS Registry Number.