Vol. 3 No. 3 (2014): January - December 2014

Research article

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  การเตรียมตัวอย่างสำหรับกิจกรรมทดสอบความชำนาญห้องปฏิบัติการของรายการโลหะหนักในนํ้า

  Rachada Hemapattawee, Wannee Aupaiboon

  136-142

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  Synthesis of cordierite from bagasse ash

  Wanna T.saengchantara, Pranee Junlar, Sansanee Rugthaicharoencheep, Sutthima Sriprasertsuk

  9-14

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  A comparative study of the firing shrinkage properties of the process temperature control rings

  Lada Punsukmtana, Chantarat Vorasapavit, Siriwan Saephoo, Chatchai Balsri

  15-23

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  The studies of hydrolytic resistance of inner surfaces of glass containers for energy drinks

  Usuma Naknikham, Sorada Khunhon, Tepiwan Jitwatcharakomol

  24-31

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  Development of test method for determination of leadin lead-free solderusing inductively coupled plasma optical emission spectrometry

  Wandee Luesaiwong, Jitwilai Waluvanaruk

  32-38

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  Comparison of measurement uncertainty between ISO/GUM and method validation approach of mercury

  Neeranart Chaengthong

  39-48

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  A preliminary survey: Problems of physical and chemical properties of community consumption water quality

  Supaporn Kownarumit, Aungsana Chuasuwan, Phitchayapa Ratchathumma, Angwara Poolkasem

  49-58

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  An assessment of coliform and fecal coliform bacteria levels in surface water resources of Bangkok and vicinity area

  Tepwitoon Thongsri, Surat Petchkasem, Kanya Muangkaew

  59-67

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  Quantitative analysis of PBBs and PBDEs in plastic parts of electrical and electronics equipment according to RoHS regulation by gas chromatography/mass spectrometry

  Manop Sittidech, Nathalamon Panyawathanakit

  68-79

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  A preliminary survey: trans fat in fried food, bakery, edible fat and oil products and milk and milk products

  Kamolgan Jingan, Bangorn Boonshu, Wipawan Srimus

  80-87

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  The study on efficiency of Acorus calamus L. extract against fruit rot fungi isolated from lychee

  Suwannee Thaenthanee, Jaravee Sukprasert, Saijit Daosukho, Soraya Rodprasert

  88-101

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  Innovation of rubber cap for covering concrete block from natural rubber

  Pantila Poomrabeab, Orasa Onjun

  102-113

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  Troubleshooting of defect formation in injection-moulded thermoplastic tensile specimens by optical microscopy technique

  Jariyavadee Sirichantra

  114-119

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  Pilot study of laboratory safety status for laboratory workers Troubleshooting of efect formation in injection-moulded thermoplastic tensile specimens by optical microscopy technique

  Paweena Kreunin, Natthakarn Ketkoom, Sombat Kongwithtaya

  120-129

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  Evaluation of measurement uncertainty for volumetric glassware calibration from the variation of surface tension between liquid and glass

  Pochaman Tagheen

  130-135

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