623912-87-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 623912-87-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,2,3,9,1 and 2 respectively; the second part has 2 digits, 8 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 623912-87:
(8*6)+(7*2)+(6*3)+(5*9)+(4*1)+(3*2)+(2*8)+(1*7)=158
158 % 10 = 8
So 623912-87-8 is a valid CAS Registry Number.