19775-10-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 19775-10-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,9,7,7 and 5 respectively; the second part has 2 digits, 1 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 19775-10:
(7*1)+(6*9)+(5*7)+(4*7)+(3*5)+(2*1)+(1*0)=141
141 % 10 = 1
So 19775-10-1 is a valid CAS Registry Number.