50983-23-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 50983-23-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,0,9,8 and 3 respectively; the second part has 2 digits, 2 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 50983-23:
(7*5)+(6*0)+(5*9)+(4*8)+(3*3)+(2*2)+(1*3)=128
128 % 10 = 8
So 50983-23-8 is a valid CAS Registry Number.