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Rajarata University of Sri Lanka
P.B. Dharmasena
0777-613234, 0717-613234
dharmasenapb@ymail.com, dharmasenapb@gmail.com
https://independent.academia.edu/PunchiBandageDharmasena
https://www.researchgate.net/profile/Punchi_Bandage_Dharmasena/contributions
http://www.slideshare.net/DharmasenaPb
LESSON
FIVE
WRMG 3122(1: 20)
B.A. (General) Degree Program
Monday 8.30 – 10.30 am
Hall No. 20
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LESSON
FIVE
Ω
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 ජෛව ඔක්සිෛන් ඉල්ලුම යනු ෛලයේ ඇති ශුද්‍ර ජීවීන් සඳහා අවශ්‍ය
ඔක්සිෛන් ප්‍රමාණය යන්නයි. අපත ෛලයේ ශුද්‍ර ජීවීන් බහුල නිසා
ජෛව ඔක්සිෛන් ඉල්ලුම ඉහල යයි.
 යේ අනුව අපත ෛල ප්‍රතිකාරකයක සා :කත්වය මැනීම සඳහා
ජෛව ඔක්සිෛන් මට්ටම යයාදා ගනු ලැයේ.
ජෛව ඔක්සිෛන් ඉල්ලුේ
මට්ටම (ලීටරයට මිලි ග්‍රෑේ)
ෛලයේ ගුණාත්මය
1 - 2 ඉතා යහාඳයි
3 - 5 සාමානයයි
6 - 9 වල
> 10 ඉතා වල
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m%d:ñ
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Lesson 5   wastewater treatment sinhala
Lesson 5   wastewater treatment sinhala
Lesson 5   wastewater treatment sinhala
Lesson 5   wastewater treatment sinhala
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Lesson 5 wastewater treatment sinhala

  • 1. Rajarata University of Sri Lanka P.B. Dharmasena 0777-613234, 0717-613234 dharmasenapb@ymail.com, dharmasenapb@gmail.com https://independent.academia.edu/PunchiBandageDharmasena https://www.researchgate.net/profile/Punchi_Bandage_Dharmasena/contributions http://www.slideshare.net/DharmasenaPb LESSON FIVE WRMG 3122(1: 20) B.A. (General) Degree Program Monday 8.30 – 10.30 am Hall No. 20
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  • 9.  ජෛව ඔක්සිෛන් ඉල්ලුම යනු ෛලයේ ඇති ශුද්‍ර ජීවීන් සඳහා අවශ්‍ය ඔක්සිෛන් ප්‍රමාණය යන්නයි. අපත ෛලයේ ශුද්‍ර ජීවීන් බහුල නිසා ජෛව ඔක්සිෛන් ඉල්ලුම ඉහල යයි.  යේ අනුව අපත ෛල ප්‍රතිකාරකයක සා :කත්වය මැනීම සඳහා ජෛව ඔක්සිෛන් මට්ටම යයාදා ගනු ලැයේ. ජෛව ඔක්සිෛන් ඉල්ලුේ මට්ටම (ලීටරයට මිලි ග්‍රෑේ) ෛලයේ ගුණාත්මය 1 - 2 ඉතා යහාඳයි 3 - 5 සාමානයයි 6 - 9 වල > 10 ඉතා වල
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