195526-65-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 195526-65-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,9,5,5,2 and 6 respectively; the second part has 2 digits, 6 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 195526-65:
(8*1)+(7*9)+(6*5)+(5*5)+(4*2)+(3*6)+(2*6)+(1*5)=169
169 % 10 = 9
So 195526-65-9 is a valid CAS Registry Number.