102302-81-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 102302-81-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,2,3,0 and 2 respectively; the second part has 2 digits, 8 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 102302-81:
(8*1)+(7*0)+(6*2)+(5*3)+(4*0)+(3*2)+(2*8)+(1*1)=58
58 % 10 = 8
So 102302-81-8 is a valid CAS Registry Number.