33967-26-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 33967-26-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,3,9,6 and 7 respectively; the second part has 2 digits, 2 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 33967-26:
(7*3)+(6*3)+(5*9)+(4*6)+(3*7)+(2*2)+(1*6)=139
139 % 10 = 9
So 33967-26-9 is a valid CAS Registry Number.