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GASTEC氨气NH3浓度检测管除臭实验环境监测
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GASTEC酸性气体乙?氯化氢等)定性半定量检测管GASTEC恶臭气体硫醇RSH检测管GASTEC一氧化碳检测器GASTEC快速气体检测管系列配件GASTEC突发性事件有毒有害气体检测箱TG-1

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GASTEC氨气检测管NH3

GASTEC氨检测管是一根密封的细长玻璃管，因为填充有特定的试剂和着色剂而呈现特定的颜色，当含有氨的气体样品进入检测管后，会发生化学变化，从而引起颜色的变化。观察颜色变化的界限对应的刻度，即是被测样品中的氨的浓度、/span>

技术参?/span>

检测范図/span> 10-50 ppm 50-500 ppm 500-1000 ppm
抽气次数 2-5 1 1/2
修正系数 1/2-1/5 1 2
取样时间 45 秒钟/欠/span> 45 秒钟/欠/span> 45 秒钟/欠/span>
检测限?/span> 2 ppm (n=5) 2 ppm (n=5) 2 ppm (n=5)
颜色变化 紫色 黄色 紫色 黄色 紫色 黄色
反应原理 3NH3+ H3PO4 (NH4)3PO4 3NH3+ H3PO4 (NH4)3PO4 3NH3+ H3PO4 (NH4)3PO4
误差 5% (50-500 ppm) 5% (50-500 ppm) 5% (50-500 ppm)
保存朞/span> 3 平/span> 3 平/span> 3 平/span>
温度湿度修正 不需修正 不需修正 不需修正
阴凉干燥处保字/span> 阴凉干燥处保字/span> 阴凉干燥处保字/span> 阴凉干燥处保字/span>
干扰及影哌/span> 干扰及影哌/span> 干扰及影哌/span> 干扰及影哌/span>
物质 浓度 影响 本身变化
二胺 1/8 + 黄色
一元胺 1/15 + 黄色
二氧化碳 1% --- 旟/span>
可以检测的其他物质 可以检测的其他物质 可以检测的其他物质 可以检测的其他物质
物质 修正系数 抽气次数 检测范図/span>
三甲胹/span> 0.5 1 25-250 ppm

选型指南

被检测物质名?/strong>

检测管型号及名?/span>

检测范図/p>

(ppm)

抽气次数

颜色变化

有效朞/p>

（年（/span>

备注

职业卫生管理标准

英文名称

中文名称

初始颜色

变色

中国PC-TWA

(mg/m3)

美国 TLV-TWA

(ppm)

Ammonia

NH3

?/span>

3H

?/span>

16-32%

1-16%

0.2-1%

1/2

⑟/p>

2-5

紫色

黄色

3

20

25

3HM

?/span>

1.6-3.52%

0.05-1.6%

1/2

⑟/span>

粉色

黄色

3

3M

?/span>

500-1000

50-500

10-50

1/2

⑟/p>

2-5

紫色

黄色

3

3La

?/span>

100-200

5-100

2.5-5

1/2

⑟/p>

2

紫色

黄色

3

T

3L

?/span>

30-78

1-30

0.5-1

1/2

⑟/p>

2

粉色

黄色

3

T

180

胺类

1.5-30

1

粉色

黄色

3

T

T９/strong>温度修正H９/strong>湿度修正+９/strong>双管++９/strong>9 支检测管* ９/strong>冷藏保存

深色 :需使用修正系数或修正表LB/MMCF=Pound/Million Cubic Feet(1mg/L=62.3LB/MMCF)

?９/strong>高湿度下或许会变为紫色、strong>P９/strong>需使用热解 No.840 GASTEC 手泵、/span>

GASTEC检测表选型大全

检测管型号 可检测物?/th> 分子弎/th> 检测范図/th>
1HH 一氧化碲/td> CO 1-50%
1H 一氧化碲/td> CO 0.1-10%
1M 一氧化碲/td> CO 0.05-4%
1LM 一氧化碲/td> CO 25-2000
1L 一氧化碲/td> CO 2.5-2000
1La 一氧化碲/td> CO 8-1000
1LK 一氧化碲/td> CO 5-600
1LKC 一氧化碲/td> CO 5-100
1LL 一氧化碲/td> CO 5-50
1LC Carbon Monoxide CO 1-30
1D Carbon Monoxide (Dosi tube) CO 1.04-2000
1DL Carbon Monoxide (Dosi tube) CO 0.4-400
1A Carbon Monoxide (Airtec tube) CO 5-50
2HH Carbon Dioxide CO2 2.5-40＄/td>
2H Carbon Dioxide CO2 0.5-20＄/td>
2L Carbon Dioxide CO2 0.13-6＄/td>
2LL Carbon Dioxide CO2 300-5000
2LC Carbon Dioxide CO2 100-4000
2D Carbon dioxide(Dosi tube) CO2 0.02-12%
2HT Carbon Dioxide CO2 10-100%
2A Carbon Dioxide (Airtec tube) CO2 250-3000
2Ag Carbon Dioxide(Airtec tube) CO2 200-3000
3H Ammonia NH3 0.2-32%
3HM Ammonia NH3 0.05-3.52%
3M Ammonia NH3 10-1000
3La Ammonia NH3 2.5-200
3L Ammonia NH3 0.5-78
3D Ammonia (Dosi tube) NH3 2.5-1000
3DL Ammonia (Dosi tube) NH2 0.1-10
3S Ammonia NH2 0.5-5
4HT Hydrogen Sulphide H2S 1-40%
4HP Hydrogen Sulphide H2S 0.25-20%
4HH Hydrogen Sulphide H2S 0.1-4＄/td>
4H Hydrogen Sulphide H2S 10-4000
4HM Hydrogen Sulphide H2S 25-1600
4M Hydrogen Sulphide H2S 12.5-500
4L Hydrogen Sulphide H2S 1-240
4LL Hydrogen Sulphide H2S 0.25-120
4LK Hydrogen Sulphide H2S 1-40
4LB Hydrogen Sulphide H2S 0.5-12
4LT Hydrogen Sulphide H2S 0.05-4
4TP Hydrogen Sulphide H2S 0.1-2.88
4D Hydrogen Sulphide(Dosi tube) H2S 0.2-200
4S Hydrogen Sulphide H2S 10-200ppb
5H Sulphur Dioxide SO2 0.05-8%
5M Sulphur Dioxide SO2 20-3600
5L Sulphur Dioxide SO2 1.25-200
5La Sulphur Dioxide SO2 0.5-60
5LC Sulphur Dioxide SO2 0.1-25
5Lb Sulphur Dioxide SO2 0.05-10
5D Sulphur Dioxide(Dosi tube) SO2 0.2-100
5DH Sulphur Dioxide (Dosi tube) SO2 10-600
6 Water Vapor H2O 0.5-32mg/L
6L Water Vapor H2O 0.05-2mg/L
6LP Pipeline Dew point Tube H2O 3-100LB/MMCF
6LLP Pipeline Dew Point Tube H2O 2-10LB/MMCF
6AH Water Vapour (Airtec tube) H2O 500-5000
6A Water Vapour (Airtec tube) H2O 10-80mg/m
6Ag Water Vapour (Airtec tube) H2O 150?000mg/m
7H Phosphine PH3 200-5500
7J Phosphine PH3 2.5-1000
7 Phosphine PH3 2.5-100
7L Phosphine PH3 0.15-5
7LA Phosphine PH3 0.05-9.8
8HH Chlorine Cl2 0.25-10%
8H Chlorine Cl2 25-1000
8La Chlorine Cl2 0.1-16
8LL Chlorine Cl2 0.025-2.0
8TP Chlorine Cl2 0.05-0.6
8D Chlorine(Dosi tube) Cl2 0.08-100
9L Nitrogen Dioxide NO2 0.5-125
9P Nitrogen Dioxide NO2 0.02-0.20
9D Nitrogen Dioxide(Dosi tube) NO2 0.1-30
9DL Nitrogen Dioxide(Dosi tube) NO2 0.01-3.0
10 NO&NO2 (Separate Quantification) NO&NO2 2.5-200
11HA Nitrogen Oxides(Total Quantification) NO+NO2 50-2500
11S Nitrogen Oxides(Total Quantification) NO+NO2 5-625
11L Nitrogen Oxides(Total Quantification) NO+NO2 0.03-14
11A Nitrogen Oxides(Airtec tube) NO+NO2 0.02-2
12H Hydrogen Cyanide HCN 0.05-1.6＄/td>
12M Hydrogen Cyanide HCN 17-2400
12L Hydrogen Cyanide HCN 0.5-150
12LL Hydrogen Cyanide HCN 0.2-10
12TP Hydrogen Cyanide HCN 0.3-9.0
12D Hydrogen Cyanide(Dosi tube) HCN 1-200
13M Carbon Disulphide CS2 20-4000
13 Carbon Disulphide CS2 0.63-100
13L Carbon Disulphide CS2 0.1-8.1
14R Hydrogen Chloride HCl 50-5000
14M Hydrogen Chloride HCl 10-1000
14L Hydrogen Chloride HCl 0.2-76
14D Hydrogen Chloride(Dosi tube) HCl 1-100
15L Nitric Acid HNO3 0.1-40
16 Phosgene COCl2 0.05-20
17 Hydrogen Fluoride HF 0.25-100
17L Hydrogen Fluoride HF 0.09-72
17LL Hydrogen Fluoride HF 0.05-24
17TP Hydrogen Fluoride HF 0.05-9.0
17D Hydrogen Fluoride(Dosi tube) HF 1-100
18M Ozone O3 4-400
18L Ozone O3 0.025-6
19LA Arsine AsH3 0.04-10
21 Carbonyl Sulphide COS 5-200
21LA Carbonyl Sulphide COS 2-125
22 Diborane B2H6 0.02-5.0
23M Chlorine dioxide ClO2 0.1-10
23L Chlorine dioxide ClO2 0.025-1.2
25 Polytec II - Qualitative
26 Polytec III - Qualitative
27 Polytec IV - Qualitative
28 Polytec V - Qualitative
30 Hydrogen H2 0.5-2%
31B Oxygen O2 3-24＄/td>
32 Hydrogen Peroxide H2O2 0.5-10
32D Hydrogen Peroxide(Dosi tube) H2O2 0.5-40
35 Sulphuric Acid H2SO4 0.5-5mg/m
40 Mercury Vapour Hg 0.05-13.2mg/m
45H Hydrogen Sulphide＋Sulphur Dioxide H2S SO2 0.02-8.0%
45S Hydrogen sulphide，Sulphur dioxide(Separate quantification) H2S，SO2 SO2:0.25-20

H2S:1.25-120
51H Fluorochlorocarbons - 250-6000
51 Fluorochlorocarbons - 10-400
51L Fluorochlorocarbons - 1-54
52 Nitro compounds - 0.5-30
53 Dimethyl Sulphide (CH3)2S 0.15-10
60 Phenol C6H5OH 0.4-187
61 o-Cresol C6H(4CH3)OH 0.4-62.5
70 Mercaptans RSH 0.5-120
70L Mercaptans RSH 0.1-8
70LN Mercaptans RSH 0.1-8
71H Methyl Mercaptan CH3SH 20-2700
71 Methyl Mercaptan CH3SH 0.25-140
72 Ethyl Mercaptan C2H5SH 0.5-120
72L Ethyl Mercaptan C2H5SH 0.2-75
72LN Ethyl Mercaptan C2H5SH 0.15-57.5
75 tert-Butyl Mercaptan (CH3)3CSH 2.5-150mg/m
75LN tert-Butyl Mercaptan (CH3)3CSH 0.5-39mg/m
75L tert-Butyl Mercaptan (CH3)3CSH 0.5-30mg/m
75N tert-Butyl Mercaptan (CH3)3CSH 1.25-250mg/m
76H Tetrahydrothiophene C4H8S 10-200
76 Tetrahydrothiophene C4H8S 1-10
76M Tetrahydrothiophene C4H8S 10-100mg/m
77 tert-Butyl Mercaptan and Dimethyl Sulphide (CH3)3 and (CH3)2S 1-15mg/m
80 Acid Gases - 1-80
81 Acetic Acid CH3CO2H 1-100
81L Acetic Acid CH3CO2H 0.125-25
81D Acetic Acid(Dosi tube) CH3CO2H 0.5-100
91M Formaldehyde HCHO 8-6400
91 Formaldehyde HCHO 2-100
91L Formaldehyde HCHO 0.1-40
91LL Formaldehyde HCHO 0.05-1
91P Formaldehyde HCHO 0.02-1.44
91PL Formaldehyde HCHO 0.01-0.80
91TP Formaldehyde HCHO 0.01-1.75
91D Formaldehyde(Dosi tube) HCHO 0.1-20
92 Acetaldehyde CH3CHO 5-750
92M Acetaldehyde CH3CHO 2.5-100
92L Acetaldehyde CH3CHO 1-20
93 Acrolein CH2:CHCHO 3.3-800
100A LP-Gas C3?C4 0.02-0.8%
100B Propane CH3CH2CH3 0.1-2.0%
101 Gasoline CnHm 0.015-1.2＄/td>
101L Gasoline CnHm 30-2000
102H Hexane CH3(CH2)4CH3 0.015-1.2＄/td>
102L Hexane CH3(CH2)4CH3 4-1200
102TP Hexane CH3(CH2)4CH3 2-80
103 Hydrocarbons (Lower class) C2-C7 0.05-2.4%
104 Butane C4H10 25-1400
105 Hydrocarbons (Higher class) C6-C10 100-3000
106 Petroleum naphtha - 0.5-28mg/L
107 Polytec I - Qualitative
108 Qualitative Analysis Tube for Fire Investigation - Qualitative
109A Oil mist (Airtec tube) - 0.3-1.5mg/m
109AD Oil mist (Airtec tube) - 0.1-5.0mg/m
111 Methanol CH3OH 0.002-4.5%
111L Methanol CH3OH 20-1000
111LL Methanol CH3OH 2-56
111TP Methanol CH3OH 20-300
112 Ethanol C2H5OH 0.01-7.5%
112L Ethanol C2H5OH 50-2000
112D Ethanol(Dosi tube) C2H5OH 100-25000
113 Isopropyl Alcohol CH3CH(OH)CH3 0.02-5.0＄/td>
113L Isopropyl Alcohol CH3CH(OH)CH3 20-800
113LL Isopropyl Alcohol CH3CH(OH)CH3 20-460
113TP Isopropyl Alcohol CH3CH(OH)CH3 20-400
114 1-Butanol CH(3CH2)3OH 10-150
115 2-Butanol CH3CH2CH(OH)CH3 5-150
116 Isobutyl alcohol (CH3)2CHCH2OH 4-150
117 Isoamyl alcohol (CH3)2CHCH2CH2OH 5-300
118 Cyclohexanol C6H11OH 5-100
119 Methylcyclohexanol CH3C6H10OH 5-100
120 Aromatic Hydrocarbons - 0.4-200
121S Benzene C6H6 2-312
121 Benzene C6H6 2.5-120
121SL Benzene C6H6 1-100
121L Benzene C6H6 0.1-65
121SP Benzene C6H6 0.2-66
121P Benzene C6H6 250-3000g/m
121TP Benzene C6H6 0.1-14.5
122 Toluene C6H5CH3 5-690
122L Toluene C6H5CH3 1-100
122P Toluene C6H5CH3 100-7000g/m
122TP Toluene C6H5CH3 2-80
122DL Toluene(Dosi tube) C6H5CH3 2-500
123 Xylene C6H4(CH3)2 5-625
123L Xylene C6H4(CH3)2 2-200
123TP Xylene C6H4(CH3)2 2-80
124 Styrene C6H5CH:CH2 10-1500
124L Styrene C6H5CH:CH2 2-100
124S Styrene C6H5CH:CH2 0.2-4.0
126 Chlorobenzene C6H5Cl 2-500
126L Chlorobenzene C6H5Cl 0.5-43
127 o-Dichlorobenzene C6H4Cl2 2.5-300
127P p-Dichlorobenzene C6H4Cl2N 100-3000g/m
128 Stoddard solvent - 50-8000mg/m
130L Vinylidene chloride CH2:CCl2 0.4-40.6
131 Vinyl Chloride CH2:CHCl 0.025-2%
131La Vinyl Chloride CH2:CHCl 0.25-54
131LB Vinyl Chloride CH2:CHCl 0.25-70
131L Vinyl Chloride CH2:CHCl 0.1-6.6
131P Vinyl Chloride CH2:CHCl 50-1500g/m
131TP Vinyl Chloride CH2:CHCl 0.2-9.6
132HH Trichloroethylene Cl2C:CHCl 0.05-2.5＄/td>
132HA Trichloroethylene Cl2C:CHCl 20-1300
132M Trichloroethylene Cl2C:CHCl 2-250
132L Trichloroethylene Cl2C:CHCl 1-70
132LL Trichloroethylene Cl2C:CHCl 0.125-8.8
132P Trichloroethylene Cl2C:CHCl 20-1200g/m
132TP Trichloroethylene Cl2C:CHCl 1-33
132D Trichloroethylene(Dosi tube) Cl2C:CHCl 3-300
133HA Tetrachloroethylene Cl2C:CCl2 7-900
133M Tetrachloroethylene Cl2C:CCl2 2-250
133L Tetrachloroethylene Cl2C:CCl2 1-75
133LL Tetrachloroethylene Cl2C:CCl2 0.1-9
133P Tetrachloroethylene Cl2C:CCl2 20-720g/m
133TP Tetrachloroethylene Cl2C:CCl2 2.5-84
133D Tetrachloroethylene(Dosi tube) Cl2C:CCl2 3-150
134 Carbon Tetrachloride CCl4 0.5-60
134L Carbon Tetrachloride CCl4 0.25-11
135 1??-Trichloroethane CH3CCI3 100-2000
135L 1??-Trichloroethane CH3CCI3 6-900
136H Methyl Bromide CH3Br 10-600
136L Methyl Bromide CH3Br 2.5-200
136LA Methyl Bromide CH3Br 1-36
136LL Methyl Bromide CH3Br 0.1-3.0
137 Chloroform CHCl3 4-400
137LA Chloroform CHCl3 0.5-30
137LL Chloroform CHCl3 0.3-4.5
138 Methylene Chloride CH2Cl2 20-500
138L Methylene Chloride CH2Cl2 4-150
139 1?-Dichloroethylene ClCH:CHCl 5-250
140 Aliphatic hydrocarbons - 6-3000
141 Ethyl Acetate CH3CO2C2H5 0.1-1.5＄/td>
141L Ethyl Acetate CH3CO2C2H5 20-800
142 Butyl Acetate CH3CO(2CH2)3CH3 0.05-0.8＄/td>
142L Butyl Acetate CH3CO(2CH2)3CH3 10-300
143 Vinyl Acetate CH3CO2CH:CH2 5-250
144 Isobutyl acetate CH3CO2CH2CH(CH3)2 10-300
145 Propyl acetate CH3CO2C3H7 20-500
146 Isopropyl acetate CH3CO2CH(CH3)2 10-500
147 Amyl acetate CH3CO2C5H11 10-200
148 Isoamyl acetate CH3CO(2CH2)2CH(CH3)2 10-200
149 Methyl Methacrylate CH2:C(CH3)CO2CH3 10-500
151 Acetone CH3COCH3 0.05-2.0＄/td>
151L Acetone CH3COCH3 50-12000
151TP Acetone CH3COCH3 25-800
151D Acetone(Dosi tube) CH3COCH3 5-1500
152 Methyl Ethyl Ketone CH3COC2H5 0.02-0.6＄/td>
152L Methyl Ethyl Ketone CH3COC2H5 10-384
152TP Methyl Ethyl Ketone CH3COC2H5 20-300
152D Methyl Ethyl Ketone(Dosi tube) CH3COC2H5 2-600
153 Methyl isobutyl ketone (CH3)2CHCH2COCH3 0.05-0.6＄/td>
153L Methyl isobutyl ketone (CH3)2CHCH2COCH3 2.5-130
154 Cyclohexanone C6H10O 2-75
155 Methylcyclohexanone C7H12O 2-100
159 Tetrahydrofuran C4H8O 20-800
159L Tetrahydrofuran C4H8O 5-232
161 Ethyl ether (C2H5)2O 0.04-1.0%
161L Ethyl ether (C2H5)2O 10-1200
163 Ethylene Oxide C2H4O 0.05-3.0＄/td>
163L Ethylene Oxide C2H4O 0.4-350
163LL Ethylene Oxide C2H4O 0.1-10
163TPM Ethylene Oxide C2H4O 1-50
163TP Ethylene Oxide C2H4O 0.1-5
165L Ethylene Glycol HOCH2CH2OH 10-100mg/m
171 Acetylene HC≡CH 0.05-4.0%
172 Ethylene CH2:CH2 25-1680
172L Ethylene CH2:CH2 0.2-100
174 1?-Butadiene CH2:CHCH:CH2 50-800
174L 1?-Butadiene CH2:CHCH:CH2 2.5-100
174LL 1?-Butadiene CH2:CHCH:CH2 0.5-5
174D 1?-Butadiene(Dosi tube) CH2:CHCH:CH2 1.3-200
180 Amines CH3NH2 Calibration 5-100
180L Amines CH3NH2 Calibration 0.5-10
181 Aniline C6H5NH2 1.25-60
182 Pyridine C5H5N 0.2-35
183 N，N-Dimethylformamide HCON(CH3)2 0.8-90
184 N，N-Dimethyl acetamide CH3CON(CH3)2 1.5-240
185 Hydrazine N2H4 0.05-2.0
191 Acrylonitrile CH2:CHCN 2-360
191L Acrylonitrile CH2:CHCN 0.1-18
191TP Acrylonitrile CH2:CHCN 0.2-12.6
192 Methacrylonitrile CH2:C(CH3)CN 0.2-32
193 2-Pentenenitrile CH3CH2CH:CHCN 0.5-15.0
211H Sulphide ion S 10-1000
211M Sulphide ion S 2-300
211 Sulphide ion S 1-100
211LL Sulphide ion S 0.5-20
218 Ozone O3 1-10mg/L
221L Chloride ion Cl 25-1000mg/L
221LL Chloride ion Cl 10-200mg/L
222 Free residual chlorine ClO 0.1-10mg/L
230H Methyl iodide CH3I 100-34800
230 Methyl iodide CH3I 0.5-108
231 Sulphuryl fluoride SO2F2 1-20
232 1?-Dichloroethane CICH2CH2CI 1-39
233 Chloropicrin CCl3NO2 0.045-22
271 Mercury Hg 1-20mg/L
273 Chromium (VI) Cr 0.5-50mg/L
281 Iron ion Fe 5-50mg/L
284 Copper Cu+Cu 1-20mg/L
285 Zinc Zn 3-20mg/L
291 Nickel Ni 5-50mg/L
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