187888-07-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 187888-07-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,8,7,8,8 and 8 respectively; the second part has 2 digits, 0 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 187888-07:
(8*1)+(7*8)+(6*7)+(5*8)+(4*8)+(3*8)+(2*0)+(1*7)=209
209 % 10 = 9
So 187888-07-9 is a valid CAS Registry Number.