February 18, 2020, 07:21:39 PM
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Error propagation involving natural logarithms

Started by daaniiell14 | Last post by Corribus Today at 05:48:38 PM

1 Replies
39 Views
Last post Today at 05:48:38 PM
by Corribus
0 Replies
35 Views
Last post Today at 03:02:04 AM
by Borek
2 Replies
98 Views
Last post Yesterday at 06:02:13 AM
by clarkstill
Measuring water content in a lube oil

Started by Jamun | Last post by jeffmoonchop February 14, 2020, 02:58:46 PM

1 Replies
93 Views
Last post February 14, 2020, 02:58:46 PM
by jeffmoonchop
How do I do qualitative analysis with an unknown mixture?

Started by bigdonut | Last post by bigdonut February 14, 2020, 12:39:33 PM

0 Replies
37 Views
Last post February 14, 2020, 12:39:33 PM
by bigdonut
Potassium dichromate stability in solustion

Started by Genesis | Last post by Genesis February 13, 2020, 03:07:24 PM

2 Replies
88 Views
Last post February 13, 2020, 03:07:24 PM
by Genesis
Shelf life and Enviroment

Started by becchino | Last post by shchavel February 13, 2020, 02:56:37 PM

7 Replies
306 Views
Last post February 13, 2020, 02:56:37 PM
by shchavel
Testing purity of caffeine?

Started by Mati | Last post by Mati February 13, 2020, 10:22:17 AM

2 Replies
169 Views
Last post February 13, 2020, 10:22:17 AM
by Mati
MOVED: How to purify Na2SO4 ?

Started by Borek | Last post by Borek February 11, 2020, 03:23:24 PM

0 Replies
83 Views
Last post February 11, 2020, 03:23:24 PM
by Borek
Why is the effective carbon number for acetylene 2.6 and not 2?

Started by confusedstud | Last post by confusedstud February 11, 2020, 06:16:55 AM

0 Replies
76 Views
Last post February 11, 2020, 06:16:55 AM
by confusedstud
Need help for Cyanide Determination_Colorimetric

Started by vietanhvietnam_123 | Last post by vietanhvietnam_123 February 10, 2020, 09:24:23 PM

2 Replies
128 Views
Last post February 10, 2020, 09:24:23 PM
by vietanhvietnam_123
Need help with gas sample preparation prob

Started by annaa99 | Last post by annaa99 February 09, 2020, 07:26:50 PM

2 Replies
135 Views
Last post February 09, 2020, 07:26:50 PM
by annaa99
Determining optimal flow rate in gas chromatography

Started by confusedstud | Last post by confusedstud February 09, 2020, 02:47:46 AM

2 Replies
159 Views
Last post February 09, 2020, 02:47:46 AM
by confusedstud
Purchasing standards

Started by BoringPerson | Last post by pcm81 February 06, 2020, 10:18:06 PM

2 Replies
172 Views
Last post February 06, 2020, 10:18:06 PM
by pcm81
Electrochemistry question - HQ/H2O2 Chronoamperometry

Started by Biotech78 | Last post by Biotech78 February 06, 2020, 06:37:55 PM

0 Replies
81 Views
Last post February 06, 2020, 06:37:55 PM
by Biotech78
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