Guest guest Posted March 22, 2004 Report Share Posted March 22, 2004 At 02:32 AM 3/21/04, you wrote: > I remember this question being posted on this list previously. I > believe the response was that new containers did not have to be > sterilized since your preservative should take care of this and you could > run a risk of actually contaminating your containers. As soon as I get a > shipment of containers in, I put the lids on loosely and place them > inside a plastic bag and then into a box. I tried a *quick* search of > the archives but I didn't find the msg although I am sure it is > there. (I will be elated when we finally get DSL on this street!) I'm > sure more knowledgeable people will be able to give correct advise. I have read the same thing...but..I'm leery...since we buy our bottles in huge batches, and I'm not certain they are always sealed in the warehouse. I've read (but can't find the reference) that 10% laundry bleach dilution will sterilize. what I have been doing is rinsing with 10% bleachwater ... draining, and letting air dry upside down on paper towels (the 'inside' that has not been touched by grimy hands :0 ditto on the lids. I also spray the countertops, etc, with the same solution...dip the tongs I'll be handling jars etc with...etc. Your source for superb Essential Oils, Aromatherapy Accessories, Information, Books and more! Visit us at: <http://www.naturesgift.com> Quote Link to comment Share on other sites More sharing options...
Guest guest Posted March 22, 2004 Report Share Posted March 22, 2004 At 02:32 AM 3/21/04, you wrote: > I remember this question being posted on this list previously. I > believe the response was that new containers did not have to be > sterilized since your preservative should take care of this and you could > run a risk of actually contaminating your containers. As soon as I get a > shipment of containers in, I put the lids on loosely and place them > inside a plastic bag and then into a box. I tried a *quick* search of > the archives but I didn't find the msg although I am sure it is > there. (I will be elated when we finally get DSL on this street!) I'm > sure more knowledgeable people will be able to give correct advise. I have read the same thing...but..I'm leery...since we buy our bottles in huge batches, and I'm not certain they are always sealed in the warehouse. I've read (but can't find the reference) that 10% laundry bleach dilution will sterilize. what I have been doing is rinsing with 10% bleachwater ... draining, and letting air dry upside down on paper towels (the 'inside' that has not been touched by grimy hands :0 ditto on the lids. I also spray the countertops, etc, with the same solution...dip the tongs I'll be handling jars etc with...etc. Your source for superb Essential Oils, Aromatherapy Accessories, Information, Books and more! Visit us at: <http://www.naturesgift.com> Quote Link to comment Share on other sites More sharing options...
Guest guest Posted March 22, 2004 Report Share Posted March 22, 2004 >I wrote in message 5455 > >Bleach is used in the cosmetics industry to sterilise plant etc >> > (amongst other methods). Though we have test methods to ensure >the >> > bleach sol'n is the correct strength and all rinse water is free >from >> > the bleach before re-use. So I suppose the answer to your >question is >> > I would not recommend bleach unless you have the testing >facility. >> > Sodium metabisulfite tablets (campden tablets in UK) can be >bought >> > with instructions on concentration to be used. These might be the >> > best way if you feel you really must sterilise your bottles. > >I apologise if I've put anybody off using hypochlorite sol'n for >sterilising. This was not my intention, I was merely stating that you >can't be sure of the correct strength of sol'n if you're not able to >test it. Campden tablets are a fixed known dose. As I've stated on >many occasions hypochlorite is widely used in the industry. I do have >a tendency on occasions to advise " home producers " of cosmetics >differently from the " professionals " , knowing they probably don't >have the lab facilities we're used to. If I was to advise to the nth >degree I would say validate your method with swabbing, measuring >TVC's in rinse water etc.., but this is obviously not an option for >most people on this group. Common sense has to come into it. A 3% >sol'n of bleach will contain anything from 900 ppm free chlorine to >4200 ppm free chlorine depending on whether the strength of the >bleach sol'n is 3% or 14% to start with (as can be the case with >household bleach). As 200 ppm is needed for 30 minutes to sterilise, >a 3% bleach sol'n is well strong enough. > > >Dave Eastham Maurice Quote Link to comment Share on other sites More sharing options...
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