99052-43-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 99052-43-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,9,0,5 and 2 respectively; the second part has 2 digits, 4 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 99052-43:
(7*9)+(6*9)+(5*0)+(4*5)+(3*2)+(2*4)+(1*3)=154
154 % 10 = 4
So 99052-43-4 is a valid CAS Registry Number.