67390-87-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 67390-87-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,7,3,9 and 0 respectively; the second part has 2 digits, 8 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 67390-87:
(7*6)+(6*7)+(5*3)+(4*9)+(3*0)+(2*8)+(1*7)=158
158 % 10 = 8
So 67390-87-8 is a valid CAS Registry Number.