31848-90-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 31848-90-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,1,8,4 and 8 respectively; the second part has 2 digits, 9 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 31848-90:
(7*3)+(6*1)+(5*8)+(4*4)+(3*8)+(2*9)+(1*0)=125
125 % 10 = 5
So 31848-90-5 is a valid CAS Registry Number.