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DDNP & related compounds: The über thread!
Wanted to clarify something just to keep the reporting as honest as possible. Once all the burrs and ...
15-3-2014 at 07:02
by: Hennig Brand
DDNP & related compounds: The über thread!
[rquote=322666&tid=439&author=dave321]what this thread needs now, is a summarised process to ...
14-3-2014 at 13:30
by: Hennig Brand
2g of Picric Acid Initiated in 7.6mm id Al Tubing by 0.40g of Hand Pressed DDNP Using Steel Reinforcing Cap
This cap was loaded with the same materials as was used for the last test. The only difference betwe ...
13-3-2014 at 11:18
by: Hennig Brand
DDNP & related compounds: The über thread!
Without knowing exact details of how the tests were performed it is very hard to make meaningful com ...
12-3-2014 at 17:10
by: Hennig Brand
DDNP & related compounds: The über thread!
That patent sure seems to indicate that there would be no problem mixing DDNP and lead azide. It als ...
12-3-2014 at 14:28
by: Hennig Brand
DDNP & related compounds: The über thread!
Thanks for the answer. I guess you must have seen my question from my last post before I deleted the ...
12-3-2014 at 07:06
by: Hennig Brand
DDNP & related compounds: The über thread!

It is interesting how the effectiveness of a particular primary can vary greatly relative to other ...
10-3-2014 at 19:16
by: Hennig Brand
DDNP & related compounds: The über thread!
Those are some great pieces of reading. I have skimmed through, but will read them through more care ...
10-3-2014 at 13:24
by: Hennig Brand
2g of Picric Acid Initiated in 7.6mm id Al Tubing by 0.40g of Hand Pressed DDNP Using Steel Reinforcing Cap
Another test was performed. Everything was done the same as the last test except that 0.40g of DDNP ...
9-3-2014 at 05:24
by: Hennig Brand
Gun Propellants: Single, Double and Tripple based
Yeah, it was a lot of nitrocellulose and it made a great bang. It was almost as much fun as a good d ...
2-3-2014 at 13:29
by: Hennig Brand
Gun Propellants: Single, Double and Tripple based
These are stills from a video taken about three years ago. The homemade cannon was charged with 2-2. ...
1-3-2014 at 16:11
by: Hennig Brand
DDNP & related compounds: The über thread!
Possible ways of using an unequivocal primary to get DDNP up to high velocity more quickly has been ...
25-2-2014 at 13:32
by: Hennig Brand
Mercury Fulminate from Mercury (II) Nitrate
I have heard that dropping a tiny bit of starch in the reaction mixture will also initiate the react ...
24-2-2014 at 14:10
by: Hennig Brand
2g of Picric Acid Initiated in 7.6mm id Al Tubing by 0.50g of Hand Pressed DDNP Using Steel Reinforcing Cap
Because a lot of my posts are becoming very repetitive, I will simply state that this cap was loaded ...
24-2-2014 at 12:56
by: Hennig Brand
DDNP & related compounds: The über thread!
Membrane? I haven't been using any sort of membrane.

According to the literature DDNP is quite st ...
24-2-2014 at 12:26
by: Hennig Brand
DDNP & related compounds: The über thread!
Just added the word diameter to the above title, it was an oversight leaving it out. No, I used lacq ...
23-2-2014 at 14:35
by: Hennig Brand
Success Initiating Picric Acid at 7.6mm Diameter with 0.50g of DDNP
It was such a nice morning so I decided to go for a walk in the woods. I also decided to bring a bla ...
23-2-2014 at 06:56
by: Hennig Brand
DDNP & related compounds: The über thread!
[rquote=320079&tid=439&author=Ral123]But you still suggest a booster made of it, mixed with ...
21-2-2014 at 17:03
by: Hennig Brand
picramic acid from picric
Before doing the system flush, putting the bubbler in some sodium hydroxide solution or even plain w ...
21-2-2014 at 16:20
by: Hennig Brand
DDNP & related compounds: The über thread!
From the few things I have read it has, in most cases, significantly less sensitivity than the other ...
21-2-2014 at 04:39
by: Hennig Brand
picramic acid from picric
I drew a little diagram to illustrate the concept from the last hydrogen sulfide generator idea abov ...
20-2-2014 at 17:41
by: Hennig Brand
H2S Hydrogen Sulfide Toxicity Information
Here is a link and two pdfs which provide very good information regarding the poisoning dangers asso ...
19-2-2014 at 10:09
by: Hennig Brand
Blast caps
[rquote=319740&tid=29044&author=markx]
Uggh....the barbaric practice of pressing primaries ...
19-2-2014 at 06:54
by: Hennig Brand
Ideas For Reducing The Poisoning Risk Associated With Hydrogen Sulfide Generation
Apart from dealing with toxic H[sub]2[/sub]S, the process is very straightforward giving high yields ...
19-2-2014 at 06:10
by: Hennig Brand
picramic acid from picric
Thanks, so according to that patent sodium sulfide is formed first and then converted to sodium hyd ...
18-2-2014 at 05:20
by: Hennig Brand
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