307557-82-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 307557-82-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,0,7,5,5 and 7 respectively; the second part has 2 digits, 8 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 307557-82:
(8*3)+(7*0)+(6*7)+(5*5)+(4*5)+(3*7)+(2*8)+(1*2)=150
150 % 10 = 0
So 307557-82-0 is a valid CAS Registry Number.