nitrate[no ] test using comparator

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Nitrate[NO 3 ] test using Comparator Nitrate [NO 3 ] analysis using Comparator(Wagtech company product) ⑤ ⑥ Add one spoon "Powder " into 20mL tube. Add one "Nitratest tablet " into 20mL tube. Do not crash. Prepare materials: - Comparator, Disk - 3 Chemicals (Powder, Nitratest tablet, Nitricol tablet) - 1.0mL syringe Take 1.0mL sample water using syringe. Add 1.0mL sample water into 20mL tube. Add distillated weter into 20mL tube until 20mL line. ① ② ③ ④ 1.0mL Syringe 20mL tube 20mL Distilalted water Powder 1 spoon Nitratest tablet 1 tablet Add one "Nitricol Tablet " into sample cell. Crash and wait 10 minutes. And then, set sample cells into comparator with color disk for Nitrate[NO 3 ] Turn color disk, and check the value as same color. The value x 4.4 = shows Nitrate[NO 3 ] [mg/L]. ⑧ ⑨ ⑩ ⑪ ⑫ Mix 1 minute well. And, wait 1 minute. Then, slowly turn for flocculation. Decant sample water into sample cell until 10mL. Wait 2〜 minutes to ensure complete settlement. - 1.0mL syringe - 20mL tube ⑦ Settlement Decantation Nitricol tablet Sample Blank Value x 4.4 = Nitrate JICA WAS-RoPSS Project & SNNPR State, Water resource bureau, JICA Volunteer: Takashi Nedachi(Mr) on 25 th March 2015

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Page 1: Nitrate[NO ] test using Comparator

Nitrate[NO3] test using ComparatorNitrate [NO3] analysis using Comparator(Wagtech company product)

⑤ ⑥

Add one spoon"Powder" into 20mLtube.

Add one "Nitratesttablet" into 20mLtube.Do not crash.

Prepare materials: - Comparator, Disk - 3 Chemicals (Powder, Nitratest tablet, Nitricol tablet) - 1.0mL syringe

Take 1.0mL samplewater using syringe.

Add 1.0mL samplewater into 20mLtube.

Add distillated weterinto 20mL tube until20mL line.

① ② ③ ④

1.0mL

Syringe20mL tube

20mL

Distilalted water

Powder

1 spoon

Nitratest tablet

1 tablet

Add one "NitricolTablet" into samplecell.

Crash and wait 10minutes. And then,set sample cells intocomparator withcolor disk forNitrate[NO3]

Turn color disk, andcheck the value assame color.The value x 4.4 =shows Nitrate[NO3][mg/L].

⑧ ⑨ ⑩ ⑪ ⑫

Mix 1 minute well.And, wait 1 minute.Then, slowly turnfor flocculation.

Decant samplewater into samplecell until 10mL.

Wait 2〜 minutes toensure completesettlement.

- 1.0mL syringe - 20mL tube

⑦

Settlement

Decantation

Nitricol tablet SampleBlank

Value x 4.4 = Nitrate

JICA WAS-RoPSS Project & SNNPR State, Water resource bureau, JICA Volunteer: Takashi Nedachi(Mr) on 25 th March 2015

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