18952-43-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 18952-43-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,8,9,5 and 2 respectively; the second part has 2 digits, 4 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 18952-43:
(7*1)+(6*8)+(5*9)+(4*5)+(3*2)+(2*4)+(1*3)=137
137 % 10 = 7
So 18952-43-7 is a valid CAS Registry Number.