153802-85-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 153802-85-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,5,3,8,0 and 2 respectively; the second part has 2 digits, 8 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 153802-85:
(8*1)+(7*5)+(6*3)+(5*8)+(4*0)+(3*2)+(2*8)+(1*5)=128
128 % 10 = 8
So 153802-85-8 is a valid CAS Registry Number.