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Table 1 Test results from EpiOcular in vitro testing

From: Ocular toxicity of authentic lunar dust

 

Lunar Dust

Neg. Control

Pos. Control

NaOH

SDS

Amorphous silica

3 min

1.117

N/A

0.931

0.014

0.275

1.465

30 min

1.023

N/A

0.548

0.011

0.029

1.288

60 min

1.013

1.077

0.187

0.010

0.012

1.449

ET-50

>60 min

N/A

30.6 min

<3 min

<3 min

>60 min

Irritancy

Minimal

N/A

Mild

Severe

Severe

Minimal

  1. Average OD readings at 570 nm are presented for samples exposed to each test article for 3, 30, or 60 minutes. The ET-50 was estimated from the average OD reading according to the manufacturer’s spreadsheet. Chemical irritancy classification was then assigned according to the corresponding ET-50.
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BMC Ophthalmology

ISSN: 1471-2415

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