[pure-silver] Re: Ilfosol S - addendum
- From: Ryuji Suzuki <rs@xxxxxxxxxxxxxxx>
- To: pure-silver@xxxxxxxxxxxxx
- Date: Fri, 31 Mar 2006 16:55:56 -0500 (EST)
From: "Richard Knoppow" <dickburk@xxxxxxxxxxxxx>
Subject: [pure-silver] Re: Ilfosol S - addendum
Date: Fri, 31 Mar 2006 11:07:38 -0800
> One problem with MSDS is that they are often both
> incomplete and misleading about proportions of ingredients.
> Always remember that they are legal documents, not technical
> or scientific papers.
That is true, but ingredients listed in MSDS (with a percentage that
begins with nonzero value, like 1-2%) are most probably in the
product, while absence of an ingredient in MSDS does not mean it is
not included in the product.
Hydroquinone and ascorbate are not superadditive in ordinary developers.
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