923553-75-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 923553-75-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,2,3,5,5 and 3 respectively; the second part has 2 digits, 7 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 923553-75:
(8*9)+(7*2)+(6*3)+(5*5)+(4*5)+(3*3)+(2*7)+(1*5)=177
177 % 10 = 7
So 923553-75-7 is a valid CAS Registry Number.