131998-50-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 131998-50-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,1,9,9 and 8 respectively; the second part has 2 digits, 5 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 131998-50:
(8*1)+(7*3)+(6*1)+(5*9)+(4*9)+(3*8)+(2*5)+(1*0)=150
150 % 10 = 0
So 131998-50-0 is a valid CAS Registry Number.