560077-21-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 560077-21-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 5,6,0,0,7 and 7 respectively; the second part has 2 digits, 2 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 560077-21:
(8*5)+(7*6)+(6*0)+(5*0)+(4*7)+(3*7)+(2*2)+(1*1)=136
136 % 10 = 6
So 560077-21-6 is a valid CAS Registry Number.