| 11. | Red phosphorus exists as an amorphous network.
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| 12. | As early as 1919, Akira Ogata synthesized methamphetamine via reduction of ephedrine using red phosphorus and iodine.
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| 13. | This process can be made catalytic in HI using red phosphorus to reduce the formed I 2.
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| 14. | The safety match patent included the combination of using red phosphorus and separating it from the stick.
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| 15. | Arthur Albright developed the industrial process for large-scale manufacture of red phosphorus after Schr�tter s discoveries became known.
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| 16. | Red phosphorus does not ignite in air at temperatures below, whereas pieces of white phosphorus ignite at about.
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| 17. | Recipes are on the Internet; essential ingredients like anhydrous ammonia and red phosphorus are available at farm-supply stores.
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| 18. | The charge is often composed of red phosphorus and strong oxidizer, such as potassium chlorate and potassium perchlorate.
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| 19. | Clandestine chemists react pseudoephedrine ( recovered from nasal decongestant pills ) with hydroiodic acid and red phosphorus under heat.
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| 20. | In halogen-free system, zinc borate can be used together with alumina trihydrate, magnesium hydroxide, red phosphorus, or ammonium polyphosphate.
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