50903-33-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 50903-33-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,0,9,0 and 3 respectively; the second part has 2 digits, 3 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 50903-33:
(7*5)+(6*0)+(5*9)+(4*0)+(3*3)+(2*3)+(1*3)=98
98 % 10 = 8
So 50903-33-8 is a valid CAS Registry Number.