903087-16-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 903087-16-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,0,3,0,8 and 7 respectively; the second part has 2 digits, 1 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 903087-16:
(8*9)+(7*0)+(6*3)+(5*0)+(4*8)+(3*7)+(2*1)+(1*6)=151
151 % 10 = 1
So 903087-16-1 is a valid CAS Registry Number.