106522-98-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 106522-98-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,6,5,2 and 2 respectively; the second part has 2 digits, 9 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 106522-98:
(8*1)+(7*0)+(6*6)+(5*5)+(4*2)+(3*2)+(2*9)+(1*8)=109
109 % 10 = 9
So 106522-98-9 is a valid CAS Registry Number.