61973-87-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 61973-87-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,1,9,7 and 3 respectively; the second part has 2 digits, 8 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 61973-87:
(7*6)+(6*1)+(5*9)+(4*7)+(3*3)+(2*8)+(1*7)=153
153 % 10 = 3
So 61973-87-3 is a valid CAS Registry Number.