35281-31-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 35281-31-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,5,2,8 and 1 respectively; the second part has 2 digits, 3 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 35281-31:
(7*3)+(6*5)+(5*2)+(4*8)+(3*1)+(2*3)+(1*1)=103
103 % 10 = 3
So 35281-31-3 is a valid CAS Registry Number.