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Homebrew PCBs

Index last updated: 2026-04-28 23:05 UTC

Message

Re: Positive resist

2003-07-06 by ghidera2000

Are you really sure you want to use the spray on stuff? Here's the 
acute and chronic effects section of its MSDS

ACUTE EFFECTS: Eye and skin contact can cause irritation, itching, 
redness, tearing, burning and inflammation. Inhalation, ingestion 
and skin absorption can cause headache, nausea, vomiting, dizziness, 
weakness, drowsiness, narcosis and exhaustion. Ingestion of large 
quantities can cause kidney and liver damage.

 

CHRONIC EFFECTS: Prolonged, repeated contact with skin can cause 
absorption of harmful amounts of material.  Prolonged, repeated 
exposure can cause chronic effects with symptoms as described above 
and other effects including anemia, hematological effects, damage to 
bone marrow, kidney' liver and testes.

 

NOTE: When laboratory animals have been exposed to 2-ethoxyethyl 
acetate birth defects and adverse effects on pregnancy have been 
observed.


No mystery why its not very common.


--- In Homebrew_PCBs@yahoogroups.com, "jackafaz" <greeneaz@e...> 
wrote:
> Hi,
> 
>      Would someone please let me know where I can purchase 
Positive 
> Photo Resist in a spray can, mail order, in the US? I have done a 
> bunch of searches and have had no luck. I have seen others ask 
this 
> same question but have yet to see an answer. Your information 
would 
> sure be appreciated. Thanks - Jack

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