HKL-7423 GC for Determination of Oxygenates from C2~C5
Overview
HKL-7423 GC for Determination of Oxygenates from C2~C5 conforms to ASTM D7423 Standard Test Method for Determination of Oxygenates in C2, C3, C4, and C5 Hydrocarbon Matrices by Gas Chromatography and Flame Ionization Detection. A gas Chromatograph determines the quantities of oxygenates in light hydrocarbon streams like ethene, propene, 1-3 butadiene, C4 hydrocarbons, and C5 hydrocarbons. Oxygenates, like alcohols, ethers, aldehydes and ketones, contained in these hydrocarbon streams may contribute to the loss of catalyst activity in the later polymerization processes.
Features
Features a 10.2 inch (1280×800) color touch screen imported from abroad.
8 channels for temperature control, 8 external events.
The PC can be used to set flow rate, pressure, temperature and detector parameters (Function depends on the exact model).
Logarithmic amplifier, no flat solvent peak.
Display screen real-time spectrum, also able to display the three-channel spectrum simultaneously.
Automatic ignition of FID and FPD.
8 channels temperature control, if any channel overtemperature, the system will stop heating and alarm automatically.
Program heating: 8 steps, should be capable of doing infinite steps heating by programming.
Any flow rate can be shown on the screen, the pointer pressure gauge is no longer necessary.
Minimum of 3 detectors or signal acquisition simultaneously.
Hydrogen leak protection and carrier gas saving mode: After the sample injection, the tester will automatically switch into low-split mode, which significantly decreases the use of carrier gas and operating cost.
It is only the one cable that can control the tester and the data signal output.
Developed EPC system, up to 12 channel electric flow control modules can be installed.
Via the workstation you can set the related parameters.
Two-way communication between the screen and counter control workstation.
Uses imported EPC module.
Technical Parameters
Method: ASTM D7423
Channel: 2
Sample type: Gas or liquid
Detector: FID
Detection limit: 0.5ppm
Working range: 0.50~100mg./kg
Sample limitation: Matrix bp<200℃
Temperature controlling range: +5~400℃, increment 0.1℃
Programming temperature rising: 8 stages rate 0.1-40℃
Communication port: Ethernet
Dimension: 555*525*485mm
Air flow Diagram

Chromatogram

Components
| Dimethyl ether | Diethyl ether | Acetaldehyde |
| Ethyl tert-butyl ether | Methyl tert-butyl ether (MTBE) | Diisopropyl ether |
| Propionaldehyde (Propanal) | Tertiary amyl methyl ether (TAME) | Propyl ether |
| Isobutylaldehyde | Butylaldehyde | Methanol |
| Acetone | Isovaleraldehyde | Valeraldehyde |
| 2-Butanone (MEK) | Ethanol | N-propyl alcohol and isopropanol (co-elution) |
| Allyl alcohol | i-Butanol, t-Butanol, s-Butanol (co-elution) | N-butanol |
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FAQ
Q1: What standards does HKL-7423 GC for Determination of Oxygenates from C2~C5 comply with?
A:HKL-7423 GC for Determination of Oxygenates from C2~C5 conforms to ASTM D7423 Standard Test Method for Determination of Oxygenates in C2, C3, C4, and C5 Hydrocarbon Matrices by Gas Chromatography and Flame Ionization Detection. A gas Chromatograph determines the quantities of oxygenates in light hydrocarbon streams like ethene, propene, 1-3 butadiene, C4 hydrocarbons, and C5 hydrocarbons. Oxygenates, like alcohols, ethers, aldehydes and ketones, contained in these hydrocarbon streams may contribute to the loss of catalyst activity in the later polymerization processes.
Q2: What international shipping options do you support?
A: We provide a range of flexible international shipping options to suit your requirements:(1) International Express: We work with world-class courier companies like DHL, FedEx, UPS and TNT. This shipping method is perfect for small quantities and precious items.(2) Air Freight: This is a great option for larger shipments with a good balance of price and speed.(3) Sea Freight: Good choice for big orders, offering Full Container Load (FCL) and Less than Container Load (LCL) services, with the shipping time around 20–40 days (depending on the destination port).(4) Rail Freight: Mainly focusing on clients over the Eurasian continent (e.g., Central Asia, Russia, Europe), supplying steady and efficient China-Europe Railway Express services.
Q3: What is the minimum order quantity and the delivery lead time?
A: At bare minimum you should order one item; delivery will take around 20 days after we have received your partial payment.
Q4: How can I get a product quotation?
A: Please submit your requirements via the contact page on our official website or customer service email, and we will contact you within 24 hours with a detailed quotation.

About us
Hong Kong Laboratory Technology Limited specializes in supply chain integration and full-chain technical services for laboratory instruments. With years of industry expertise, our company operates under a stringent quality management system, complying with multiple international standards including ISO 9001, ASTM, and IP requirements. The core products not only comply with the ISO/IEC 17025 instrument calibration and testing standards, but are also widely used in research institutions,petrochemical andmining industries, medical institutions,and environmental protection departments. This high-standard quality has earned broad market and customer trust.
Company Advantages
(1)Full-Chain Resource Integration Capability
(2)Professional Technical Service Team
(3)Rich Industry Practical Cases
(4)Reliable After-Sales Service
Service Guarantee
1. Online Training Services
We will be with you every step of the way and support you as much as possible. If you wish, we can even do an online installation and commissioning. Moreover, we will train you well so that you will be able to operate the system in no time. Further, if you want your staff to always be successful, we provide 24/7 online training support, 365 days a year, without fail.
2. Professional After-Sales Service
Specialized maintenance plans for different instrument types are what we use for our product delivery. We want to be not only your main supplier of best and reliable quality instruments but also your partner you can count on and know for. Your valuable opinions and suggestions are what we actively seek so that we can help us become better at providing you with services that meet your needs. We thank you for sharing this journey with us.
Logistics and Shipping
Worldwide Shipping: We have well-established logistics channels covering Asia, Europe, the Middle East, and other parts of the world, enabling us to provide you with efficient and reliable international shipping services.
Secure Packaging: Laboratory instruments are carefully packed to ensure that they are properly secured and protected from any damage during transportation.
International Certification
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ISO 9001 Certification | ASTM Certificate |










