528867-21-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 528867-21-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 5,2,8,8,6 and 7 respectively; the second part has 2 digits, 2 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 528867-21:
(8*5)+(7*2)+(6*8)+(5*8)+(4*6)+(3*7)+(2*2)+(1*1)=192
192 % 10 = 2
So 528867-21-2 is a valid CAS Registry Number.