870192-81-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 870192-81-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,7,0,1,9 and 2 respectively; the second part has 2 digits, 8 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 870192-81:
(8*8)+(7*7)+(6*0)+(5*1)+(4*9)+(3*2)+(2*8)+(1*1)=177
177 % 10 = 7
So 870192-81-7 is a valid CAS Registry Number.