Dear Chris,
By forming this stable colour it is just another trick to mislead the
consumer [about the freshness].
Permitted gases are in unprocessed food (EU):
E290 carbon dioxide
E938 argon
E939 helium
E941 nitrogen
E942 nitrous
E948 oxygen
ref. Focus on Food: Additieven - Additives - Additifs - Zusatzstoffe
Permitted technological additives in food in the European Union in
the languages Dutch, English, French and German
Author Ing. J.A.M. Verhoeven, food technologist
Publisher Foodfocus
ISBN 90-804836-2-1
Regards,
Jan
On 28 Jun 2000, Chris wrote, at least in part:
From: "Chris" <Chris@fishhall.co.uk>
To: "Seafood list" <seafood@ucdavis.edu>
Subject: Tuna fish
Date sent: Wed, 28 Jun 2000 09:30:33 +0100
Send reply to: Chris@fishhall.co.uk
> Dear Listers,
> I have started to receive large quantiites of vacuum packed tuna that
> is bright pink in colour. On investigation i have discovered that it
> has been flushed with Carbon monoxide. Obviously, this must fix with
> the haemoglobin creating this pink colour. The reason for my concern
> is three fold. Firstly, this product does not lose colour as it ages.
> I am therefore concerned that there could be a build up of histamines
> in the product and because it still looks bright pink consumers may
> still use the product. I realise that normal tuna could look fine and
> contain high levels of histamine, but in aged fish there would be the
> protection due to discolouration that would alert the consumer.
> Secondly, there is no labelling to indicate that this product has
> undergone any form of process. Thirdly, are there any public health
> implications as a result of this process. I have heard that some
> countries are banning this product.
>
> If anyone knows anything about this product, the process its gone
> through etc,I would be interested to hear.
>
> Chris Leftwich
> Chief Inspector Billingsgate Market, London
>
____________________________________________
Ing. J.(Jan) A.M. Verhoeven, director of:
Foodfocus, consultancy- & service bureau food: technology and quality management
De Volder 32, NL-5283 ZD BOXTEL, The Netherlands
tel +31 411 67 56 39 fax +31 411 67 11 56
E-mail info@foodfocus.nl
http://www.foodfocus.nl
This archive was generated by hypermail 2b29 : Wed Jun 28 2000 - 10:40:26 PDT