50838-15-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 50838-15-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,0,8,3 and 8 respectively; the second part has 2 digits, 1 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 50838-15:
(7*5)+(6*0)+(5*8)+(4*3)+(3*8)+(2*1)+(1*5)=118
118 % 10 = 8
So 50838-15-8 is a valid CAS Registry Number.