1203898-32-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1203898-32-1 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,0,3,8,9 and 8 respectively; the second part has 2 digits, 3 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 1203898-32:
(9*1)+(8*2)+(7*0)+(6*3)+(5*8)+(4*9)+(3*8)+(2*3)+(1*2)=151
151 % 10 = 1
So 1203898-32-1 is a valid CAS Registry Number.