1005577-31-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1005577-31-0 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,0,5,5,7 and 7 respectively; the second part has 2 digits, 3 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 1005577-31:
(9*1)+(8*0)+(7*0)+(6*5)+(5*5)+(4*7)+(3*7)+(2*3)+(1*1)=120
120 % 10 = 0
So 1005577-31-0 is a valid CAS Registry Number.