303052-75-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 303052-75-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,0,3,0,5 and 2 respectively; the second part has 2 digits, 7 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 303052-75:
(8*3)+(7*0)+(6*3)+(5*0)+(4*5)+(3*2)+(2*7)+(1*5)=87
87 % 10 = 7
So 303052-75-7 is a valid CAS Registry Number.