Search found 358 matches

by superbug
16 Jun 2022, 14:04
Forum: Chemistry and Labware - General
Topic: Cracked Dropper Bottles
Replies: 9
Views: 1725

Re: Cracked Dropper Bottles

hi Storage/Stability Sodium hydroxide stock solutions should be stored in plastic containers. Glass containers should be completely avoided in the preparation and storage of sodium hydroxide solutions. NaOH will dissolve glass and form silicon hydroxide. The only thing that NaOH should be stored in ...
by superbug
25 Feb 2022, 13:17
Forum: Biology, Physics...
Topic: Phenolphthalein Agar
Replies: 175
Views: 84753

Re: Phenolphthalein Agar

Hi Did you add too much agar? was it boiling enough to dissolve all the gelatine and mixed well when you added in the cold water to the final volume. i also made some 2 days ago myself. I place in unitrays and let it sit until it is cool enough to place in fridge. i wrap in gladwrap first and place ...
by superbug
24 Feb 2022, 10:43
Forum: Chemistry and Labware - General
Topic: aluminium potassium sulfate from westlab
Replies: 8
Views: 1824

Re: aluminium potassium sulfate from westlab

Hi Alyce
I have primate messaged you.
Cheers
by superbug
14 Feb 2022, 13:50
Forum: Sourcing Materials & Eq Repairs
Topic: Sourcing of frozen rats
Replies: 35
Views: 13783

Re: Sourcing of frozen rats

we use bio supplies in yagoona NSW
by superbug
11 Feb 2022, 07:45
Forum: Chemistry and Labware - General
Topic: aluminium potassium sulfate from westlab
Replies: 8
Views: 1824

Re: aluminium potassium sulfate from westlab

Hey Merilyn1
just buy the chemical from westlab and show them the label where it says its corrosive and dangerous then, and the little ones cant use it.
by superbug
10 Feb 2022, 13:36
Forum: Chemistry and Labware - General
Topic: aluminium potassium sulfate from westlab
Replies: 8
Views: 1824

Re: aluminium potassium sulfate from westlab

Lol Merilyn1,
Yes the label is definitely wrong. sorry to disappoint you and enable the kids hahahaha.
by superbug
10 Feb 2022, 11:25
Forum: Chemistry and Labware - General
Topic: aluminium potassium sulfate from westlab
Replies: 8
Views: 1824

aluminium potassium sulfate from westlab

Hi everyone, just wanted you all to know that westlabs generic ALUM aluminum potassium sulfate label on the container is different to the SDS. The label says its corrosive and exclamation mark but the sds says non hazardous and non dangerous. I have been trying to rectify this since last year. :mail...
by superbug
03 Feb 2022, 09:26
Forum: Biology, Physics...
Topic: Elodea alternative
Replies: 11
Views: 7826

Re: Elodea alternative

yep we also use Hydrilla
by superbug
18 Jun 2021, 10:05
Forum: Announcements
Topic: Lab training
Replies: 9
Views: 3566

Re: Lab training

Hi melsid,
the link did work(thought it was for DET schools) and I had a look around. It seems its more teacher orientated than lab assistant.
Thank you for offering your suggestion.

Cheers
Superbug
by superbug
17 Jun 2021, 15:31
Forum: Announcements
Topic: Lab training
Replies: 9
Views: 3566

Re: Lab training

melsid I am not part of DET so unfortunately I can not use your link. Thank you though for your answer.
cheers
by superbug
17 Jun 2021, 15:29
Forum: Announcements
Topic: Lab training
Replies: 9
Views: 3566

Re: Lab training

Rosaliel thanks. yeah I looked at AIS but I have done all their courses so far, lol
by superbug
16 Jun 2021, 10:38
Forum: Announcements
Topic: Lab training
Replies: 9
Views: 3566

Re: Lab training

Labbie I am working in an independent school.
I have edited my post to add this detail.
thank you
8-)
by superbug
16 Jun 2021, 10:10
Forum: Announcements
Topic: Lab training
Replies: 9
Views: 3566

Lab training

Hi all labbies Is there any lab training online available that I can do for with a few days or hours please? We are having a PD week (in a months time) and seeing how I did no personal development due to covid last year, I was asked to find something for a few hours or 3 days maximum. I am working i...
by superbug
07 May 2021, 14:50
Forum: Recipes and Pracs
Topic: chalk crushing
Replies: 9
Views: 3269

Re: chalk crushing

I like the hammer idea as my chalk is all little bits and I would grate my fingers on the gauze lol
Thank you all for your responses
by superbug
07 May 2021, 12:08
Forum: Biology, Physics...
Topic: Melting agar
Replies: 9
Views: 5395

Re: Melting agar

place it back in the autoclave
by superbug
06 May 2021, 15:29
Forum: Biology, Physics...
Topic: Broth for Pasteur experiment
Replies: 36
Views: 14288

Re: Broth for Pasteur experiment

20210506_152357.jpg Hi Bigmac, yes we also left them for a week. i have used vegemite only for nearly 10yrs and never had a fail. we used 500ml conical flasks but in the past we have also used 250ml. someone prior to me made the "S"bent tubes. they are 7cm wide and longest is 11cm long (g...
by superbug
06 May 2021, 11:58
Forum: Biology, Physics...
Topic: Broth for Pasteur experiment
Replies: 36
Views: 14288

Re: Broth for Pasteur experiment

Hi Bigmac,
here are ours.
I just add a teaspoon of vegemite in water and shake.
It has never let me down.
The students boil the water and as you can see it works a treat.
we placed it in front of the window.
by superbug
05 May 2021, 13:44
Forum: Recipes and Pracs
Topic: chalk crushing
Replies: 9
Views: 3269

chalk crushing

Hi all
What is the easiest way to crush Chalk. (lots of small amounts but heaps of colours to get through)
I cant do mortar and Pestle anymore!!!

Cheers
Superbug
by superbug
19 Feb 2021, 09:17
Forum: Biology, Physics...
Topic: microscope recomendations
Replies: 6
Views: 3723

Re: microscope recomendations

Thank you MariaQ.
They are getting a quote ready for me now.
Just have to convince my faculty head to buy quality.

Thanks for the great info.
Superbug
by superbug
19 Feb 2021, 09:15
Forum: Biology, Physics...
Topic: microscope recomendations
Replies: 6
Views: 3723

Re: microscope recomendations

Hi Bigmac,
Thank you for the feedback.
Can you tell me whether they are any plastic components on it please?

Cheers
superbug