610304-87-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 610304-87-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,1,0,3,0 and 4 respectively; the second part has 2 digits, 8 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 610304-87:
(8*6)+(7*1)+(6*0)+(5*3)+(4*0)+(3*4)+(2*8)+(1*7)=105
105 % 10 = 5
So 610304-87-5 is a valid CAS Registry Number.