570397-30-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 570397-30-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 5,7,0,3,9 and 7 respectively; the second part has 2 digits, 3 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 570397-30:
(8*5)+(7*7)+(6*0)+(5*3)+(4*9)+(3*7)+(2*3)+(1*0)=167
167 % 10 = 7
So 570397-30-7 is a valid CAS Registry Number.