190733-33-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 190733-33-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,9,0,7,3 and 3 respectively; the second part has 2 digits, 3 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 190733-33:
(8*1)+(7*9)+(6*0)+(5*7)+(4*3)+(3*3)+(2*3)+(1*3)=136
136 % 10 = 6
So 190733-33-6 is a valid CAS Registry Number.