100253-85-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 100253-85-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,0,2,5 and 3 respectively; the second part has 2 digits, 8 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 100253-85:
(8*1)+(7*0)+(6*0)+(5*2)+(4*5)+(3*3)+(2*8)+(1*5)=68
68 % 10 = 8
So 100253-85-8 is a valid CAS Registry Number.