87919-28-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 87919-28-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,7,9,1 and 9 respectively; the second part has 2 digits, 2 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 87919-28:
(7*8)+(6*7)+(5*9)+(4*1)+(3*9)+(2*2)+(1*8)=186
186 % 10 = 6
So 87919-28-6 is a valid CAS Registry Number.