Jinrongyuan Separatory Funnel Shaker: Fully Compatible with GB Testing Standards

  Jinrongyuan Vertical Separatory Funnel Shaker: Fully Compatible with GB Testing Standards, Empowering Efficient Laboratory Pretreatment

In the fields of environmental monitoring, food safety, pharmaceutical testing, and public health inspection, liquid-liquid extraction is one of the most commonly used separation and purification techniques in sample pretreatment. However, traditional manual shaking not only requires high labor intensity but also leads to varying extraction efficiency and difficulty in ensuring parallelism. Hunan Jinrongyuan Instrument Equipment Co., Ltd. has launched a vertical separatory funnel shaker specifically designed for batch liquid-liquid extraction. With its high throughput and stable vertical oscillation performance, it fully meets the standardized requirements for sample pretreatment in testing fields such as disease control, water quality, environmental analysis, drug testing, pharmaceuticals, traditional Chinese medicine, pesticide residue analysis, and nutrition. This equipment has been widely applied in many renowned testing institutions.

I. Disease Control and Water Quality Testing

Disease control systems are responsible for water quality monitoring of drinking water, surface water, groundwater, and wastewater. Liquid-liquid extraction is a key pretreatment step in many of these testing projects. The Jinrongyuan Vertical Separatory Funnel Shaker is compatible with the following national standards:

HJ 637-2018Water Quality – Determination of Petroleum Oils and Animal/Vegetable Oils – Infrared Spectrophotometry:

Uses separatory funnels to extract petroleum oils and animal/vegetable oils from water samples. The standard explicitly requires liquid-liquid extraction through shaking.
HJ 970-2018Water Quality – Determination of Petroleum Oils – Ultraviolet Spectrophotometry: Uses separatory funnels for petroleum oil extraction and shaking. The Jinrongyuan shaker enables batch processing of water samples, ensuring consistency among parallel samples.
GB 7494-87Water Quality – Determination of Anionic Surfactants – Methylene Blue Spectrophotometry: Uses separatory funnels for the extraction of methylene blue active substances, a common method in water quality testing.
HJ 503-2009Water Quality – Determination of Volatile Phenols – 4-Aminoantipyrine Spectrophotometry: Uses separatory funnels for the extraction and separation of volatile phenols, suitable for the detection of volatile phenols in surface water, groundwater, and industrial wastewater.

II. Environmental Monitoring and Soil Testing

Environmental monitoring agencies need to extract and analyze harmful substances from soil, sediment, and solid waste. The Jinrongyuan Vertical Separatory Funnel Shaker plays an important role in the following standards:

HJ 1051-2019** *Soil – Determination of Petroleum Oils – Infrared Spectrophotometry: Uses separatory funnels to extract petroleum substances from soil samples. The large amplitude oscillation of the JRY-L20 ensures full contact between the extractant and the soil sample.
HJ 834-2017Soil and Sediment – Determination of Polycyclic Aromatic Hydrocarbons – High Performance Liquid Chromatography: The pretreatment involves a liquid-liquid extraction step using separatory funnels for the extraction and purification of PAHs.
HJ/T 299-2007Solid Waste – Extraction Procedure for Leaching Toxicity – Sulphuric Acid & Nitric Acid Method and HJ/T 300-2007** *Solid Waste – Extraction Procedure for Leaching Toxicity – Acetic Acid Buffer Solution Method*: The separatory funnel extraction shaker is one of the specified pieces of equipment in these two standards, suitable for determining the leaching toxicity of solid waste.

**III. Drug Testing, Pharmaceutical, and Traditional Chinese Medicine Testing**

In pharmaceutical quality control and TCM component analysis, liquid-liquid extraction is a common separation and purification method. The 2025 edition of the *Chinese Pharmacopoeia*, officially implemented on October 1, 2025, has further strengthened the requirements for pesticide residues, heavy metals, and harmful elements in TCM. The Jinrongyuan Vertical Separatory Funnel Shaker is compatible with the following standards and methods:

- **2025 Chinese Pharmacopoeia, General Chapter 2341 *Determination of Pesticide Residues***: Used for the extraction and purification of pesticide residues in TCM. The Jinrongyuan shaker ensures full contact between the sample and extractant, improving recovery and reproducibility.
- **2025 Chinese Pharmacopoeia, General Chapter 2321 *Determination of Lead, Cadmium, Arsenic, Mercury, and Copper***: The pretreatment for heavy metals and harmful elements in TCM involves a separatory funnel extraction step. The Jinrongyuan shaker enables batch processing of TCM samples, meeting high-throughput testing demands.
- The extraction and purification steps for certain TCM components in the *Chinese Pharmacopoeia* mention separatory funnel extraction. The Jinrongyuan shaker provides a reliable pretreatment tool for TCM quality control.

**IV. Pesticide Residue and Veterinary Drug Residue Testing**

Food safety regulatory requirements for pesticide and veterinary drug residue testing are becoming increasingly stringent. The Jinrongyuan Vertical Separatory Funnel Shaker is compatible with the following standards:

- **GB 5009.19-2008** *Determination of Organochlorine Pesticide Multiresidues in Foods*: Traditional methods use separatory funnels for the extraction and purification of organochlorine pesticides. The Jinrongyuan shaker enables batch processing of food samples.
- **GB 23200.113-2018** *National Food Safety Standard – Determination of 208 Pesticides and Their Metabolite Residues in Plant-Derived Foods – Gas Chromatography-Mass Spectrometry*: The pretreatment involves a liquid-liquid extraction step using separatory funnels.
- **NY/T 761-2008** *Determination of Organophosphorus, Organochlorine, Pyrethroid, and Carbamate Pesticide Multiresidues in Vegetables and Fruits*: Uses separatory funnels for the purification step. The JRY-L20 is suitable for pesticide residue testing of large batches of vegetable and fruit samples.
- **GB 31657.7-2025** *National Food Safety Standard – Determination of Pyrethroid Drug Residues in Bee Products – Gas Chromatography-Tandem Mass Spectrometry*: Implemented on September 1, 2025. The pretreatment involves a liquid-liquid extraction step. The Jinrongyuan shaker provides stable and reliable extraction conditions for veterinary drug residue testing in bee products.

**V. Nutrition and Food Component Testing**

In food nutrition component testing, some items require liquid-liquid extraction using separatory funnels. The Jinrongyuan Vertical Separatory Funnel Shaker is compatible with the following standards:

- **GB 5009.262-2016** *National Food Safety Standard – Determination of Solvent Residues in Foods*: Uses separatory funnels for extraction operations, suitable for the detection of solvent residues in food.
- **GB 5009.28-2016** *National Food Safety Standard – Determination of Benzoic Acid, Sorbic Acid, and Sodium Saccharin in Foods*: Some pretreatment methods involve a liquid-liquid extraction step using separatory funnels.
- **GB/T 5009.77-2003** *Method for Analysis of Hygienic Standards for Edible Hydrogenated Oil and Margarine*: When testing nickel and copper content in margarine, separatory funnels are used for hydrochloric acid extraction.

**VI. Marine Monitoring**

- **GB 17378.4-2007** *Marine Monitoring Specification – Part 4: Seawater Analysis*: Liquid-liquid extraction is used for the extraction of organic pollutants from seawater. The Jinrongyuan shaker meets the extraction demands of large batches of seawater samples in marine environmental monitoring.

**VII. General Standards and Methods**

- **EPA Method 3510C** *(Liquid-Liquid Extraction)*: Used for extracting semi-volatile organic compounds (such as PAHs, phenols, etc.) from water samples, explicitly using separatory funnels for extraction. The Jinrongyuan shaker is suitable for laboratory testing compliant with EPA methods.
- **ISO 6468:1996** *Water Quality – Determination of Organochlorine Pesticides – Liquid-Liquid Extraction-Gas Chromatography*: Traditional methods use separatory funnels for extraction. The Jinrongyuan shaker meets the testing requirements of international standards.

**VIII. Product Advantages Summary**

The Jinrongyuan Vertical Separatory Funnel Shaker adopts a vertical oscillation mode with an amplitude of 40 mm and an oscillation frequency adjustable from 0 to 350 rpm (stepless). The oscillation intensity can be flexibly adjusted according to the characteristics of different samples, avoiding over-mixing of samples prone to emulsification. The sample rack supports 360-degree rotation, facilitating gas release and stratification observation without the need to disassemble the separatory funnel. The equipment operates with noise levels below 60 decibels, ensuring a quiet laboratory working environment. Equipped with a wide-range digital timer (0–9999 min), unattended operation is achieved. The entire unit weighs less than 30 kg and can be easily moved into a fume hood. The product has passed ISO9001 quality system certification, with standardized control throughout the R&D and production process, ensuring stable performance and reliable quality for every unit.

**Conclusion**

With its high throughput, stable vertical oscillation performance, and broad compatibility with GB standards, the Jinrongyuan Vertical Separatory Funnel Shaker provides efficient and reliable sample pretreatment solutions for disease control centers, environmental monitoring stations, food and drug testing institutes, and third-party testing laboratories. Choose Jinrongyuan to bring higher efficiency and more accurate testing results to your laboratory.