1203898-26-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1203898-26-3 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, 2 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 1203898-26:
(9*1)+(8*2)+(7*0)+(6*3)+(5*8)+(4*9)+(3*8)+(2*2)+(1*6)=153
153 % 10 = 3
So 1203898-26-3 is a valid CAS Registry Number.