Vol. 4 No. 4 (2015): January - December 2015

View Vol. 4 No. 4 (2015): January - December 2015

Published: 11-10-2022

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Research article

Improve the Maha Sarakham clay properties by grog addition

Lada Punsukmtana, Sasithorn Pharaboon, Danai Kitchainukul

9-17
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Determination of chloride in admixtures and aggregates for concrete by flow injection potentiometry

Jaroon Junsomboon, Jaroon Jakmunee

19-27
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Glass batch development for pot furnace

Ekarat Meechoovas, Kanit Tapasa, Parida Jampeeruang, Tepewan Jitwatcharakomol

29-35
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Identification of natural leather and artificial leather products using FT-IR spectroscopy

Tanittha Pullawan

37-43
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Wastewater characterization from chemical dyeing process of silk: case study household Thai silk production, One Tumbon One Product (OTOP), Surin Province

Amornpon Changsuphan, Tepwitoon Thongsri, Surat Petchkaseam, Waraporn Kitchainukul, Chanin Lertkanavanichakul, Natawan Tipviset, Wasan Tirapitayanon, Kanya Muangkaew, Nimit Palee, Jirachatr Srisaen, Veerapat Thonganan, Pornvipa Nartmanee

45-51
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Quantitative analysis of melamine in food contact materials by using high-performance liquid chromatography

Jutathip Lapviboonsuk, Sompop Lapviboonsuk

53-59
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A study of potassium acetate concentration on clay structure

Sansanee Rugthaicharoencheep, Krongkarn Sirinukunwattana, Lada Punsukmtana

61-65
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Method validation for determination of phenol in plastic products using high performance liquid chromatography

Wongkanok Yoosong

67-71
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Algorithm S Setting the target standard deviation for proficiency testing assessment by Algorithms

Wannee Aupaiboon, Rachada Hemapattawee, Pochaman Tagheen

73-79
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Purification of crude glycerol by column chromatography

Supachai Jindavutikul, Jiraporn Burakhon, Nonglug Bunyovimonnat

81-88
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The method validation of formaldehyde quantitation in textile

Nart Promrangsan

89-94
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The development of soil quality using biochar amendment from agricultural waste

Saijit Daosukho, Soraya Rodprasert

95-102
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