1203295-89-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1203295-89-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,0,3,2,9 and 5 respectively; the second part has 2 digits, 8 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 1203295-89:
(9*1)+(8*2)+(7*0)+(6*3)+(5*2)+(4*9)+(3*5)+(2*8)+(1*9)=129
129 % 10 = 9
So 1203295-89-9 is a valid CAS Registry Number.