131184-90-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 131184-90-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,1,1,8 and 4 respectively; the second part has 2 digits, 9 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 131184-90:
(8*1)+(7*3)+(6*1)+(5*1)+(4*8)+(3*4)+(2*9)+(1*0)=102
102 % 10 = 2
So 131184-90-2 is a valid CAS Registry Number.