Certificates of analysis

Description
Four properties of an important powder raw material were transcribed from the supplier's certificates of analysis.
Data source
  • Impurity level: limits are between 0 and 1 percent
  • Particle size X40: limits are between 1.80 and 2.40 microns
  • Particle size X80: limits are between 4.00 and 5.70 microns
  • Compressibility: limits are between 45.00 and 59.00 percent
Data shape
122 rows and 5 columns
Usage restrictions
None
Contact person
Kevin Dunn
Contact details
[email protected]
Added here on
18 March 2012 15:12
Last updated
11 November 2018 16:30

Load this dataset in Python

import pandas as pd

df = pd.read_csv("https://openmv.net/file/certificates-of-analysis.csv")
df.describe()

Preview (first 10 rows)

LotNumberImpurityX40X80Compressibility
594840.262.903.2660.79
494470.253.183.0463.87
394870.272.943.2661.93
293530.263.263.4660.64
193120.263.103.4466.33
93720.272.863.2064.20
993660.242.823.2857.09
892950.252.862.8261.92
792220.263.022.9664.20
692690.272.463.1265.26