3311-26-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 3311-26-0 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 3,3,1 and 1 respectively; the second part has 2 digits, 2 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 3311-26:
(6*3)+(5*3)+(4*1)+(3*1)+(2*2)+(1*6)=50
50 % 10 = 0
So 3311-26-0 is a valid CAS Registry Number.