English
全部
搜索
图片
视频
地图
资讯
更多
购物
航班
旅游
笔记本
报告不当内容
请选择下列任一选项。
无关
低俗内容
成人
儿童性侵犯
时长
全部
短(小于 5 分钟)
中(5-20 分钟)
长(大于 20 分钟)
日期
全部
过去 24 小时
过去一周
过去一个月
去年
清晰度
全部
低于 360p
360p 或更高
480p 或更高
720p 或更高
1080p 或更高
源
全部
Dailymotion
Vimeo
Metacafe
Hulu
VEVO
Myspace
MTV
CBS
Fox
CNN
MSN
价格
全部
免费
付费
清除筛选条件
安全搜索:
中等
严格
中等（默认）
关闭
筛选器
购买 testing ph lab
广告
$603.00
Ohaus® Ohaus Ph Meter, Model ST300 1 Each
Sigma-Aldrich
$603.00
Ohaus® Ohaus Ph Meter, Model ST300 1 Each
Sigma-Aldrich
$631.00
Ohaus® Ohaus Ph Meter, Model ST300-G 1 Each
Sigma-Aldrich
$631.00
Ohaus® Ohaus Ph Meter, Model ST300-G 1 Each
Sigma-Aldrich
$166.99
Healthible Lab Benchtop Ph Meter - Digital Bench Top Ph Meter And Electrode,Laboratory Ph Meter For Liquid,0.01 Ph Accuracy,With Data Storage Function
Amazon.com
Free shipping
$166.99
Healthible Lab Benchtop Ph Meter - Digital Bench Top Ph Meter And Electrode,Laboratory Ph Meter For Liquid,0.01 Ph Accuracy,With Data Storage Function
Amazon.com
$42.30
Environmental Express Oakton Buffer Pack, 500 Ml Of Each Ph 4.01, 7.00, And 10.01 (3 X 500 Ml Each) | Cole-Parmer
Cole-Parmer
$42.30
Environmental Express Oakton Buffer Pack, 500 Ml Of Each Ph 4.01, 7.00, And 10.01 (3 X 500 Ml Each) | Cole-Parmer
Cole-Parmer
$262.53
$294.00
Apera Instruments, LLC-AI501 PH700 Benchtop Lab Ph Meter, 0.01 Ph Accuracy, 1-3 Points Auto Calibration, 3-In-1 Ph/Temp. Electrode
Amazon.com
164
Free shipping
折扣 10%
$262.53
$294.00
Apera Instruments, LLC-AI501 PH700 Benchtop Lab Ph Meter, 0.01 Ph Accuracy, 1-3 Points Auto Calibration, 3-In-1 Ph/Temp. Electrode
Amazon.com
$28.10
Whatman Indicator Papers, Ph Range 1-11, Pack Of 1 Each (Roll) 1 Pkg | Plastic/Paper
Sigma-Aldrich
$28.10
Whatman Indicator Papers, Ph Range 1-11, Pack Of 1 Each (Roll) 1 Pkg | Plastic/Paper
Sigma-Aldrich
$15.36
Micro Essential Lab 395 Hydrion Short Range Ph Test Paper Dispenser, 12.5 - 14.0 Ph, Single Roll
Amazon.com
Free shipping
$15.36
Micro Essential Lab 395 Hydrion Short Range Ph Test Paper Dispenser, 12.5 - 14.0 Ph, Single Roll
Amazon.com
$627.80
OAKTON WD-35613-42 Ph 6+ Meter With Probe And Traceable Calibration Report, 0 To 14 Ph, -1000 To 1000 Mv
Globaltestsupply.com
$627.80
OAKTON WD-35613-42 Ph 6+ Meter With Probe And Traceable Calibration Report, 0 To 14 Ph, -1000 To 1000 Mv
Globaltestsupply.com
$2,947.98
Fisher Scientific Accumet AB150 Ph Ph Test Meter Ea - 1 Each
Grayline Medical
$2,947.98
Fisher Scientific Accumet AB150 Ph Ph Test Meter Ea - 1 Each
Grayline Medical
$20.15
OAKTON 35850-08 Accumet Ph Test Paper Roll, 0 To 13 Ph, 50'
Globaltestsupply.com
$20.15
OAKTON 35850-08 Accumet Ph Test Paper Roll, 0 To 13 Ph, 50'
Globaltestsupply.com
$53.99
Whatman Ph Indicatior Standard Narrow Range - Ph Indicator Paper Test Strips, 6.4-8 Range, 7 mm X 5 m Roll - 2600-103A - 1 Each / Each
Grayline Medical
$53.99
Whatman Ph Indicatior Standard Narrow Range - Ph Indicator Paper Test Strips, 6.4-8 Range, 7 mm X 5 m Roll - 2600-103A - 1 Each / Each
Grayline Medical
$70.37
OAKTON WD-35634-05 Ecotestr Ph1 Waterproof Pocket Tester, 0 To 14 Ph
Globaltestsupply.com
1
$70.37
OAKTON WD-35634-05 Ecotestr Ph1 Waterproof Pocket Tester, 0 To 14 Ph
Globaltestsupply.com
$1,295.00
Myron 720II Ph Meter
US Water Systems
折扣 20%
$1,295.00
Myron 720II Ph Meter
US Water Systems
$99.95
$112.45
PH-200 HM Digital Professional Grade Handheld Ph Meter
US Water Systems
折扣 11%
$99.95
$112.45
PH-200 HM Digital Professional Grade Handheld Ph Meter
US Water Systems
$141.99
Micro Essential Lab Hydrion Mikro Ph Test Paper With Dispenser - PH PAPER, DISPENSER, HYDRION, DUAL, 1-12 - M-1200 - 10 Kit / Case
Grayline Medical
$141.99
Micro Essential Lab Hydrion Mikro Ph Test Paper With Dispenser - PH PAPER, DISPENSER, HYDRION, DUAL, 1-12 - M-1200 - 10 Kit / Case
Grayline Medical
$321.86
$677.60
Micro Matic USA PH-METER PH Tester Digital Water Testing Kit With Auto Calibration | Commercial Restaurant Supply
RestaurantSupply.com
折扣 52%
$321.86
$677.60
Micro Matic USA PH-METER PH Tester Digital Water Testing Kit With Auto Calibration | Commercial Restaurant Supply
RestaurantSupply.com
$42.00
HM Digital PH-80 Ph Hydrotester
Cannon Water Technology
$42.00
HM Digital PH-80 Ph Hydrotester
Cannon Water Technology
$110.12
Universal Ph Test Strips 0-14 (100/Pack)
Certified MTP
$110.12
Universal Ph Test Strips 0-14 (100/Pack)
Certified MTP
$159.95
HM Digital Ph/TDS/EC/Temperature Digital Water Tester Com-300
Cannon Water Technology
$159.95
HM Digital Ph/TDS/EC/Temperature Digital Water Tester Com-300
Cannon Water Technology
$782.20
Cole-Parmer Soil Ph Testing Kit, Meter, Probe, Beakers, And Buffers
Cole-Parmer
$782.20
Cole-Parmer Soil Ph Testing Kit, Meter, Probe, Beakers, And Buffers
Cole-Parmer
$181.08
Hydrion Wide Range Ph Test Strip: 1.0 Ph, 3 1/4 in Overall Lg, 1/4 in Overall Wd, 600 Tests, Ph [PK/600] Model: 80014
Grainger
$181.08
Hydrion Wide Range Ph Test Strip: 1.0 Ph, 3 1/4 in Overall Lg, 1/4 in Overall Wd, 600 Tests, Ph [PK/600] Model: 80014
Grainger
$11.98
Justfitter Ph Test Strips | Alkaline & Acid Testing
HEALTHandMED.com
$11.98
Justfitter Ph Test Strips | Alkaline & Acid Testing
HEALTHandMED.com
$160.78
Hydrion High Range Ph Test Strips: 0.5 Ph, 3 1/4 in Overall Lg, 1/4 in Overall Wd, 600 Tests, Ph [PK/600] Model: 87014
Grainger
$160.78
Hydrion High Range Ph Test Strips: 0.5 Ph, 3 1/4 in Overall Lg, 1/4 in Overall Wd, 600 Tests, Ph [PK/600] Model: 87014
Grainger
$504.00
Starter 2200 Ph Bench Meter With Electrode, Ohaus Corporation - 30655944
The Lab Depot
$504.00
Starter 2200 Ph Bench Meter With Electrode, Ohaus Corporation - 30655944
The Lab Depot
$254.48
Extech Ph Meter: 0 Ph To 14 Ph, +/-0.01 Ph, 0.01 Ph Ph Resolution, 3 Calibration Points, Mv/Ph/Temp Model: PH220-C
Grainger
75
$254.48
Extech Ph Meter: 0 Ph To 14 Ph, +/-0.01 Ph, 0.01 Ph Ph Resolution, 3 Calibration Points, Mv/Ph/Temp Model: PH220-C
Grainger
$104.00
Expert Ph Pocket Tester, Ph & Temperature, Thermo Orion - EXPERTPH
The Lab Depot
$104.00
Expert Ph Pocket Tester, Ph & Temperature, Thermo Orion - EXPERTPH
The Lab Depot
$138.99
OAKTON PH Tester 30, H20 Proof, -1.0 To 15, 1-3 Pt, WD-35634-30
Zoro.com
26
$138.99
OAKTON PH Tester 30, H20 Proof, -1.0 To 15, 1-3 Pt, WD-35634-30
Zoro.com
$3,713.58
YSI Multilab BOD/Ph Lab Kit Multilab 4010-2, OBOD Probe, And Ph Electrode, IDS 4110, IDS Proobod, 626573
TEquipment
$3,713.58
YSI Multilab BOD/Ph Lab Kit Multilab 4010-2, OBOD Probe, And Ph Electrode, IDS 4110, IDS Proobod, 626573
TEquipment
$132.50
Environmental Express Oakton Pocket Ecotestr Ph 2 Plus By Oakton | Cole-Parmer
Cole-Parmer
$132.50
Environmental Express Oakton Pocket Ecotestr Ph 2 Plus By Oakton | Cole-Parmer
Cole-Parmer
$596.91
$839.60
Oakton WD-35419-10 Ph 700 Ph/ORP/Temp. Meter W/DJ Ph Electrode, Stand
Test Equipment Depot
折扣 28%
$596.91
$839.60
Oakton WD-35419-10 Ph 700 Ph/ORP/Temp. Meter W/DJ Ph Electrode, Stand
Test Equipment Depot
$7.95
$9.94
Consumer Ph Test Kit For Water Treatment | 23053
US Water Systems
折扣 20%
$7.95
$9.94
Consumer Ph Test Kit For Water Treatment | 23053
US Water Systems
$2,053.00
YSI Multilab Ph Lab Kit Multilab 4010-1 And Ph Electrode (IDS 4010), 626572
TEquipment
$2,053.00
YSI Multilab Ph Lab Kit Multilab 4010-1 And Ph Electrode (IDS 4010), 626572
TEquipment
$186.99
AQUAPHOENIX SCIENTIFIC PH Test Kit, Thymol Blue, 8.2-9.6 Ph, TK9902-Z
Zoro.com
$186.99
AQUAPHOENIX SCIENTIFIC PH Test Kit, Thymol Blue, 8.2-9.6 Ph, TK9902-Z
Zoro.com
$148.00
Ohaus Starter Series Pen Ph Meter ST20
Certified MTP
$148.00
Ohaus Starter Series Pen Ph Meter ST20
Certified MTP
$1,017.00
PCE Instruments PCE-PH 228LAB-GEN
DigiKey
Free shipping
$1,017.00
PCE Instruments PCE-PH 228LAB-GEN
DigiKey
$3,147.80
$3,850.00
Thermo Scientific 2115205 - Orion Dual Star Ph/ISE Dual Channel Benchtop Meter Sodium And Ph Kit
TEquipment
折扣 18%
$3,147.80
$3,850.00
Thermo Scientific 2115205 - Orion Dual Star Ph/ISE Dual Channel Benchtop Meter Sodium And Ph Kit
TEquipment
0:11
YouTube
Technical Guru
"What is Hydrostatic Testing? Process, Applications, and Safety Explained"
Hydrostatic Testing Explained: Ensuring Safety and Reliability 💧🔧 In this video, we dive into hydrostatic testing, a critical process used to verify the strength and safety of pressure vessels, pipelines, and other fluid systems. 🔍 What You will Learn: What is hydrostatic testing? Why it's essential for maintaining system integrity ...
已浏览 3401 次
11 个月之前
PH Lab Bench Experiment
6:07
¿Qué es el pH?
YouTube
Es Ciencia
已浏览 29万 次
2021年10月27日
3:11
What Is The pH Scale | Acids, Bases & Alkalis | Chemistry | FuseSchool
YouTube
FuseSchool - Global Educatio
已浏览 87.6万 次
2016年5月31日
21:09
How To Calculate The pH of a Solution Without a Calculator - Acids and Bases
YouTube
The Organic Chemistry Tutor
已浏览 21.3万 次
2020年1月30日
热门视频
4:17
How to Test HIV at Home: A Step-by-Step Guide
TikTok
soninyagah
已浏览 4.3万 次
3 周前
0:30
Andy Zhang on Instagram: "One-Touch Gloss Measurement ✨ The Smart Way to Test Plastic Surfaces Video shows: LS193 gloss meter instantly displays readings upon touching the plastic surface No buttons needed—just touch and measure! The LS193 gloss meter delivers fast, accurate gloss readings for plastic surfaces. Perfect for quality control and production efficiency. #PlasticIndustry #InjectionMolding #PackagingTesting #AutomotivePlastics #ConsumerGoodsQC #SurfaceFinish #GlossMeasurement #PolymerT
Instagram
linshang_testing_instruments
已浏览 2172 次
1 周前
0:33
Why Heavy weight drop on pillers? #piletest #engineer #shorts
YouTube
Fact and Tech
已浏览 20.5万 次
1 周前
PH Meter Calibration
10:31
Physiologic pH and buffers - acid-base physiology
YouTube
Osmosis from Elsevier
已浏览 14.5万 次
2023年12月28日
29:31
pH of Weak Acids and Bases - Percent Ionization - Ka & Kb
YouTube
The Organic Chemistry Tutor
已浏览 91.6万 次
2021年2月12日
8:36
What is pH ; How to Calculate pH (3 examples) - Chemistry
YouTube
Socratica
已浏览 39.9万 次
2015年9月20日
4:17
How to Test HIV at Home: A Step-by-Step Guide
已浏览 4.3万 次
3 周前
TikTok
soninyagah
0:30
Andy Zhang on Instagram: "One-Touch Gloss Measurement ✨ The
…
已浏览 2172 次
1 周前
Instagram
linshang_testing_instruments
0:33
Why Heavy weight drop on pillers? #piletest #engineer #shorts
已浏览 20.5万 次
1 周前
YouTube
Fact and Tech
0:21
"Retina Eye Focus Test on Vivo X200 Ultra 🤯 Ultra Zoom Power!"#te
…
已浏览 498.6万 次
1 个月前
YouTube
TECH_295
2:59
Is AI code a Security Crisis?
已浏览 54.6万 次
3 周前
YouTube
David Bombal
2:50
Is a Car Air Purifier REALLY Effective? #cars24
已浏览 179.2万 次
1 个月前
YouTube
CARS24
1:28
DNA test kids not his puts her out #dna #dnatest #dnaresults | dna test
已浏览 21.7万 次
2 周前
TikTok
millionairejoe718
0:34
Biohackyourselflatest on Instagram: "🎙️ Molecular Sovereignty: The D
…
已浏览 18.7万 次
1 周前
Instagram
biohackyourselflatest
0:22
#fyp #virustesting #malware #evilscreen #testandovirus
已浏览 1.7万 次
1 周前
TikTok
testingvirus.malware
0:25
Attention all parents: toys in the EU are getting a safety glow-up
已浏览 599.3万 次
2 周前
YouTube
European Parliament
1:00
Would AI free a innocent Prisoner? #grok #gemini #claude #fyp
已浏览 2799 次
1 周前
TikTok
aitesting.official
0:49
positivelycourts on TikTok
已浏览 1270万 次
1 个月前
TikTok
positivelycourts
1:00
Testing My Teacher's Diamonds: The Hilarious Truth Revealed
已浏览 310万 次
3 周前
TikTok
funnycatbehavior1
0:15
Crawl Walkout to Lunge Flow for Full-Body Strength, Coordination
…
已浏览 116.5万 次
3 周前
YouTube
LeoMoves
0:42
If you’ve ever wondered why copper looks different on everyone… this
…
已浏览 180万 次
1 周前
TikTok
michaelvestri
1:18
you asked for it, so here you go! testing names you all sent in, but
…
已浏览 110万 次
1 个月前
TikTok
positivelycourts
0:08
This Is How Every Smartphone Screen Is Tested Before Sale 🤯
已浏览 40.2万 次
2 周前
YouTube
Techie Sapien
1:02
Food Testing on TikTok
已浏览 110万 次
1 个月前
TikTok
foodtesting.ramsay
观看更多视频
更多类似内容
购买 testing ph lab
广告
$603.00
Ohaus® Ohaus Ph Meter, Model ST300 1 Each
Sigma-Aldrich
$603.00
Ohaus® Ohaus Ph Meter, Model ST300 1 Each
Sigma-Aldrich
$631.00
Ohaus® Ohaus Ph Meter, Model ST300-G 1 Each
Sigma-Aldrich
$631.00
Ohaus® Ohaus Ph Meter, Model ST300-G 1 Each
Sigma-Aldrich
$166.99
Healthible Lab Benchtop Ph Meter - Digital Bench Top Ph Meter And Electrode,Laboratory Ph Meter For Liquid,0.01 Ph Accuracy,With Data Storage Function
Amazon.com
Free shipping
$166.99
Healthible Lab Benchtop Ph Meter - Digital Bench Top Ph Meter And Electrode,Laboratory Ph Meter For Liquid,0.01 Ph Accuracy,With Data Storage Function
Amazon.com
$42.30
Environmental Express Oakton Buffer Pack, 500 Ml Of Each Ph 4.01, 7.00, And 10.01 (3 X 500 Ml Each) | Cole-Parmer
Cole-Parmer
$42.30
Environmental Express Oakton Buffer Pack, 500 Ml Of Each Ph 4.01, 7.00, And 10.01 (3 X 500 Ml Each) | Cole-Parmer
Cole-Parmer
$262.53
$294.00
Apera Instruments, LLC-AI501 PH700 Benchtop Lab Ph Meter, 0.01 Ph Accuracy, 1-3 Points Auto Calibration, 3-In-1 Ph/Temp. Electrode
Amazon.com
164
Free shipping
折扣 10%
$262.53
$294.00
Apera Instruments, LLC-AI501 PH700 Benchtop Lab Ph Meter, 0.01 Ph Accuracy, 1-3 Points Auto Calibration, 3-In-1 Ph/Temp. Electrode
Amazon.com
$28.10
Whatman Indicator Papers, Ph Range 1-11, Pack Of 1 Each (Roll) 1 Pkg | Plastic/Paper
Sigma-Aldrich
$28.10
Whatman Indicator Papers, Ph Range 1-11, Pack Of 1 Each (Roll) 1 Pkg | Plastic/Paper
Sigma-Aldrich
$15.36
Micro Essential Lab 395 Hydrion Short Range Ph Test Paper Dispenser, 12.5 - 14.0 Ph, Single Roll
Amazon.com
Free shipping
$15.36
Micro Essential Lab 395 Hydrion Short Range Ph Test Paper Dispenser, 12.5 - 14.0 Ph, Single Roll
Amazon.com
$627.80
OAKTON WD-35613-42 Ph 6+ Meter With Probe And Traceable Calibration Report, 0 To 14 Ph, -1000 To 1000 Mv
Globaltestsupply.com
$627.80
OAKTON WD-35613-42 Ph 6+ Meter With Probe And Traceable Calibration Report, 0 To 14 Ph, -1000 To 1000 Mv
Globaltestsupply.com
$2,947.98
Fisher Scientific Accumet AB150 Ph Ph Test Meter Ea - 1 Each
Grayline Medical
$2,947.98
Fisher Scientific Accumet AB150 Ph Ph Test Meter Ea - 1 Each
Grayline Medical
$20.15
OAKTON 35850-08 Accumet Ph Test Paper Roll, 0 To 13 Ph, 50'
Globaltestsupply.com
$20.15
OAKTON 35850-08 Accumet Ph Test Paper Roll, 0 To 13 Ph, 50'
Globaltestsupply.com
$53.99
Whatman Ph Indicatior Standard Narrow Range - Ph Indicator Paper Test Strips, 6.4-8 Range, 7 mm X 5 m Roll - 2600-103A - 1 Each / Each
Grayline Medical
$53.99
Whatman Ph Indicatior Standard Narrow Range - Ph Indicator Paper Test Strips, 6.4-8 Range, 7 mm X 5 m Roll - 2600-103A - 1 Each / Each
Grayline Medical
$70.37
OAKTON WD-35634-05 Ecotestr Ph1 Waterproof Pocket Tester, 0 To 14 Ph
Globaltestsupply.com
1
$70.37
OAKTON WD-35634-05 Ecotestr Ph1 Waterproof Pocket Tester, 0 To 14 Ph
Globaltestsupply.com
$1,295.00
Myron 720II Ph Meter
US Water Systems
折扣 20%
$1,295.00
Myron 720II Ph Meter
US Water Systems
$99.95
$112.45
PH-200 HM Digital Professional Grade Handheld Ph Meter
US Water Systems
折扣 11%
$99.95
$112.45
PH-200 HM Digital Professional Grade Handheld Ph Meter
US Water Systems
$141.99
Micro Essential Lab Hydrion Mikro Ph Test Paper With Dispenser - PH PAPER, DISPENSER, HYDRION, DUAL, 1-12 - M-1200 - 10 Kit / Case
Grayline Medical
$141.99
Micro Essential Lab Hydrion Mikro Ph Test Paper With Dispenser - PH PAPER, DISPENSER, HYDRION, DUAL, 1-12 - M-1200 - 10 Kit / Case
Grayline Medical
$321.86
$677.60
Micro Matic USA PH-METER PH Tester Digital Water Testing Kit With Auto Calibration | Commercial Restaurant Supply
RestaurantSupply.com
折扣 52%
$321.86
$677.60
Micro Matic USA PH-METER PH Tester Digital Water Testing Kit With Auto Calibration | Commercial Restaurant Supply
RestaurantSupply.com
$42.00
HM Digital PH-80 Ph Hydrotester
Cannon Water Technology
$42.00
HM Digital PH-80 Ph Hydrotester
Cannon Water Technology
$110.12
Universal Ph Test Strips 0-14 (100/Pack)
Certified MTP
$110.12
Universal Ph Test Strips 0-14 (100/Pack)
Certified MTP
反馈
反馈