887201-28-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 887201-28-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,8,7,2,0 and 1 respectively; the second part has 2 digits, 2 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 887201-28:
(8*8)+(7*8)+(6*7)+(5*2)+(4*0)+(3*1)+(2*2)+(1*8)=187
187 % 10 = 7
So 887201-28-7 is a valid CAS Registry Number.