Ana Metaxas

9 Questions 7 Answers 0 Followers

Questions related from Ana Metaxas

How much Ethylene Oxide is left in downstream ethoxylated products?

Ethylene oxide, a colorless, flammable gas, is produced by the direct oxidation of ethylene in the presence of a silver catalyst. Its special molecular structure allows it to easily participate in...

01 March 2019 3,730 0 View

Urea hydrochloride salt, not corrosive to skin as long as no H20 is present. Can we base that on internal testing or do we need 2 have 3rd prty cert?

Urea Hydrochloride, a salt made with urea + hydrochloride, is not corrosive to skin based on internal testing as long as no water is present (water in the sweat on human skin might be an issue)....

09 October 2017 736 1 View

What are the contributing factors for rhinitis, specifically, post-nasal drip, in the geriatric population? Inflammation, or immuno-decline?

Age-related immune system dysfunction and inflammatory cell signals are prevalent in the geriatric population. Which is more responsible for rhinitis and post-nasal drip, and what other factors...

05 June 2017 9,624 2 View

To analyze a dye sample for Quinoline, what kind of test or analysis would you do?

Customer wants dye to be quinoline-free.

13 March 2017 574 4 View

If I have a product that is 26% acetic acid, and the other ingredients non-combustible, would the product be combustible (flash pnt of >60˚C & <93˚C)?

Needing an answer to classify a new product.

14 September 2016 2,368 3 View

What is the required extent of the details in Safety Data Sheets?

Is it required that I put all the LC50s of various plants and animals and exposure times when writing SDSs according to the Global Harmonization Standards? I know that we need to put the best...

08 May 2015 9,895 5 View

At what level (% of ingredients in a product) do ethoxylated materials need to be reported on Safety Data Sheets respecting California Prop 65?

All ethoxylated materials are said to contain trace amounts of EO and 1, 4 Dioxane. If my product contains well bellow .1% of ethylene oxide, does this need to be mentioned in the SDS in order to...

30 March 2015 2,191 2 View

With the new Global Harmonizing System, do Safety Data Sheets have to list ALL ingredients, even if they are not hazardous?

The United Nations Global Harmonizing System allows for producers to list a range of percentages of ingredients to keep trade secrets confidential. I am working on converting MSDSs to SDSs, but...

26 March 2015 6,693 4 View

Recommended studies addressing Toll-like receptor 2 (TLR2) used to clear out protein α-synuclein?

TLR2 belongs to a family of pattern recognition receptors that regulate responses to extraneous pathogens as well as endogenous misfolded proteins released after cellular stress.

01 January 2014 3,960 5 View