101888-83-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 101888-83-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,1,8,8 and 8 respectively; the second part has 2 digits, 8 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 101888-83:
(8*1)+(7*0)+(6*1)+(5*8)+(4*8)+(3*8)+(2*8)+(1*3)=129
129 % 10 = 9
So 101888-83-9 is a valid CAS Registry Number.