856201-40-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 856201-40-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,5,6,2,0 and 1 respectively; the second part has 2 digits, 4 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 856201-40:
(8*8)+(7*5)+(6*6)+(5*2)+(4*0)+(3*1)+(2*4)+(1*0)=156
156 % 10 = 6
So 856201-40-6 is a valid CAS Registry Number.