Date: Mon, 18 Nov 2002 16:53:13 -0500

Author: Chuck Britton

Subject: Re: fluorescein


At 1:14 PM -0600 11/18/02, Dale Stille wrote:
>I take it you are talking the sodium salt version of Fluorescein.

Here is some of the MSDS info for NaCl

May cause skin, eye or respiratory irritation.

Toxicity data
ORL-RAT LD50 3000 mg kg-1
ORL-MAN LDLO 1000 mg kg-1
ORL-MUS LD50 4000 mg kg-1
IPR-MUS LD50 2602 mg kg-1
ICV-MUS LD50 131 mg kg-1
SKN-RBT LD50 > 10000 mg kg-1

Irritation data
SKN-RBT 50 mg/24h mld

Risk phrases
R36 R37 R38.

Details of phrases and abbreviations are found here: (and other places)

Just because there is a Lethal Dose listed for a substance, does NOT
mean that it is dangerous!!!