104057-87-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 104057-87-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,4,0,5 and 7 respectively; the second part has 2 digits, 8 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 104057-87:
(8*1)+(7*0)+(6*4)+(5*0)+(4*5)+(3*7)+(2*8)+(1*7)=96
96 % 10 = 6
So 104057-87-6 is a valid CAS Registry Number.