163333-56-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 163333-56-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,6,3,3,3 and 3 respectively; the second part has 2 digits, 5 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 163333-56:
(8*1)+(7*6)+(6*3)+(5*3)+(4*3)+(3*3)+(2*5)+(1*6)=120
120 % 10 = 0
So 163333-56-0 is a valid CAS Registry Number.