19054-87-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 19054-87-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,9,0,5 and 4 respectively; the second part has 2 digits, 8 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 19054-87:
(7*1)+(6*9)+(5*0)+(4*5)+(3*4)+(2*8)+(1*7)=116
116 % 10 = 6
So 19054-87-6 is a valid CAS Registry Number.