620156-00-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 620156-00-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,2,0,1,5 and 6 respectively; the second part has 2 digits, 0 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 620156-00:
(8*6)+(7*2)+(6*0)+(5*1)+(4*5)+(3*6)+(2*0)+(1*0)=105
105 % 10 = 5
So 620156-00-5 is a valid CAS Registry Number.