Negotiable

Category: Chemicals/Laboratory Reagents/Other Instrumental Analysis Reagents

Company: Suzhou Sailiwei Instrument Equipment Co., Ltd.

Product Description: Hach COD Reagent Catalog No. 2125825-CN Low Range 3-150 mg/LTechnical Parameters:Catalog No.:2125825-CNApplicable Instrument Models:DR3900 Spectrophotometer;DR900 Series Multi-Parameter Water Quality Analyzer;DR6000 UV-Visible SpectrophotometerDR1900 Portable Spectrophotometer;DR3900 Benchtop Spectrophotometer;DR1010 CODCategory:Nutrient Salts, Comprehensive Indicators of Organic PollutantsParameter:Standard Method Chemical Oxygen Demand (CODCr) Range:3-150 COD Analysis Method:Digestion ColorimetryNumber of Tests:25 Image:AvailableSuzhou Sailiwei represents products including water quality analyzers, online water quality instruments and meters - online TOC (Total Organic Carbon) analyzers, COD detectors/monitors, multi-parameter water quality analyzers, electrochemical analyzers, portable water quality analyzers, rapid ion analyzers, turbidimeters, colorimeters, oil content analyzers, heavy metal analyzers, soil testing instruments, VOC analyzers, gas analyzers, ultrapure water systems, water quality particle counters, air particle counters, reagents, and other laboratory analysis reagents/consumables. Welcome to inquire for details. more>

Negotiable

Category: Chemicals/Laboratory Reagents/Analytical Reagents

Company: Suzhou Sailiwei Instrument Equipment Co., Ltd.

Product Description: Hach Nickel Reagent Catalog Number 2651600-CN Range 0.006-1.0 mg/L HACH's DR series spectrophotometers (DR6000, DR3900, DR1900, etc.) and colorimeters (DR900, DR300, etc.) make your water sample analysis simpler and faster: just dissolve the reagent in the water sample (note: some water samples require pretreatment), follow the procedure, place the sample vial into the spectrophotometer or colorimeter for direct reading, and you can obtain accurate test results. Disposable reagent powder pillows, ampoules, and pre-filled tubes are all compatible with spectrophotometers and colorimeters for water sample analysis.Technical Parameters:Catalog Number:2651600-CNApplicable Instrument Models:DR3900 SpectrophotometerDR6000 UV-Visible SpectrophotometerDR1900 Portable SpectrophotometerCategory:MetalsParameter:Cobalt/NickelRange:0.006-1.0 mg/L NickelAnalytical Method:PAN MethodNumber of Tests:100Image:YesSailiwei Suzhou offers agency products including water quality analyzers, online water quality instruments and meters - online TOC (Total Organic Carbon) analyzers, COD detectors/monitors, multi-parameter water quality analyzers, electrochemical analyzers, portable water quality analyzers, rapid ion analyzers, turbidimeters, colorimeters, oil content analyzers, heavy metal analyzers, soil detectors, VOC analyzers, gas analyzers, ultrapure water systems, water particle counters, air particle counters, reagents, and other laboratory analytical reagents/consumables. Welcome to inquire for details. more>

Negotiable

Category: Chemicals/Laboratory Reagents/Other Chemical Reagents

Company: Suzhou Sailiwei Instrument Equipment Co., Ltd.

Product Description: Hach Total Phosphorus Reagent Catalog Number 2742645-CN Analytical Reagent 0.06-3.50Technical Parameters:Catalog Number:27426-45 Applicable Instrument Models:DR3900 SpectrophotometerDR900 Series Multi-Parameter Water Quality AnalyzerDR6000 UV-Visible SpectrophotometerDR1900 Portable SpectrophotometerDR3900 Benchtop SpectrophotometerCategory:Nutrient Salts, Comprehensive Indicators of Organic PollutantsParameter:Total PhosphorusRange:0.06-3.50 PO43- Analytical Method:Digestion-Ascorbic Acid Method Number of Tests:25-49Suzhou Sailiwei represents products including water quality analyzers, online water quality instruments and meters—online TOC (Total Organic Carbon) analyzers, COD detectors/monitors, multi-parameter water quality analyzers, electrochemical analyzers, portable water quality analyzers, rapid ion analyzers, turbidimeters, colorimeters, oil content analyzers, heavy metal analyzers, soil testing instruments, VOC analyzers, gas analyzers, ultrapure water systems, water particle counters, air particle counters, reagents, and other laboratory analytical reagents/consumables. Welcome to inquire for details. more>

Negotiable

Category: Chemicals/Laboratory Reagents/Biochemical Reagents

Company: Suzhou Sailiwei Instrument Equipment Co., Ltd.

Product Description: Hach COD Rapid Low Range Reagent 2038215-CN 15-150mg/LTechnical Parameters:Catalog Number:2038215-CNCompatible Instrument Models:DR3900 Spectrophotometer; DR900 Series Multi-Parameter Water Quality Analyzers; DR6000 UV-Vis SpectrophotometerDR900 Portable Multi-Parameter Colorimeter; DR1900 Portable Spectrophotometer; DR3900 Benchtop SpectrophotometerCategory:Nutrient Salts, Comprehensive Indicators of Organic PollutantsParameter:Chemical Oxygen Demand (CODcr) Rapid MethodRange:15-150Analytical Method:Digestion ColorimetryNumber of Tests:150Image:AvailableSuzhou Sailiwei represents products including water quality analyzers, online water quality instruments - online TOC (Total Organic Carbon) analyzers, COD detectors/monitors, multi-parameter water quality analyzers, electrochemical analyzers, portable water quality analyzers, rapid ion analyzers, turbidimeters, colorimeters, oil content analyzers, heavy metal analyzers, soil testing instruments, VOC analyzers, gas analyzers, ultrapure water systems, water particle counters, air particle counters, reagents, and other laboratory analytical reagents/consumables. Welcome to inquire for details. more>

Negotiable

Category: Chemicals/Laboratory Reagents/High-Purity Reagents & Substances

Company: Suzhou Sailiwei Instrument Equipment Co., Ltd.

Product Description: Hash COD Reagent Item No. 2125915-CN Measuring Range 20-1500 mg/LChemical Oxygen Demand (COD) refers to the amount of oxidant consumed when treating a water sample under strong acid and heating conditions, expressed in mg/L of oxygen. Chemical Oxygen Demand is often used as a comprehensive indicator to evaluate the relative content of organic matter. CODCr is one of the indicators for total emission control implemented in China.Technical Parameters:Item No.:2125915-CNApplicable Instrument Models:DR3900 Spectrophotometer, DR900 Series Multi-Parameter Water Quality Analyzer, DR6000 UV-Vis Spectrophotometer, DR900 Portable Multi-Parameter Colorimeter, DR1900 Portable Spectrophotometer, DR3900 Benchtop Spectrophotometer, DR1010 CODCategory:Nutrients, Comprehensive Indicators of Organic PollutantsRange:20-1500 CODAnalysis Method:Digestion ColorimetryNumber of Tests:150Image:YesSuzhou Sailiwei represents products such as water quality analyzers, online water quality instruments - online TOC (Total Organic Carbon) analyzers, COD detectors/monitors, multi-parameter water quality analyzers, electrochemical analyzers, portable water quality analyzers, rapid ion analyzers, turbidity meters, colorimeters, oil content analyzers, heavy metal analyzers, soil detectors, VOC analyzers, gas analyzers, ultrapure water systems, water quality particle counters, air particle counters, reagents, and other laboratory analysis reagents/consumables. Welcome to inquire for details. more>

Negotiable

Category: Chemicals/Laboratory Reagents/Primary & Standard Reagents

Company: Suzhou Sailiwei Instrument Equipment Co., Ltd.

Product Description: 2125925-CN Hach COD High Range Reagent 25 Tubes/Box Digestion ColorimetryThe main features of COD reagent are as followsNo need to prepare reagents: The pre-prepared reagent tubes, which contain the chemical components required for COD analysis in a specific ratio, greatly save the time needed for reagent preparation;Time-saving: The entire analysis process, including digestion of water samples and colorimetric measurement, takes less than 3 hours;Compact digestion device: The COD digester DRB200 developed by Hach replaces the traditional COD electric furnace reflux device and can digest up to 30 water samples simultaneously;Minimal secondary pollution to the environment: The micro-reflux method requires only a small amount of reagent, and the well-designed reagent tubes prevent the volatilization of organic matter and the escape of samples, ensuring the safety of the digestion process;Simple and easy to learn: The illustrated operation guide makes it easy to master the COD analysis method in a short time.Technical Parameters:Item No.:2125925-CN Applicable Instrument Models:DR3900 Spectrophotometer;DR900 Series Multi-Parameter Water Quality Analyzer;DR6000 UV-Visible SpectrophotometerDR900 Portable Multi-Parameter Colorimeter;DR1900 Portable Spectrophotometer;DR3900 Benchtop SpectrophotometerCategory:Nutrient Salts, Comprehensive Indicators of Organic PollutantsParameter:Standard Method Chemical Oxygen Demand (CODCr)Range:20-1500 CODAnalysis Method:Digestion ColorimetryNumber of Tests:25Image:YesSuzhou Sailiwei supplies American Hach HACH imported instruments and equipment in bulk, offering genuine Hach products, reagents, and consumables. We provide accurate quotes. Welcome to inquire by phone for details. more>

Negotiable

Category: Chemicals/Laboratory Reagents/Special Reagents for Organic Analysis

Company: Suzhou Sailiwei Instrument Equipment Co., Ltd.

Product Description: Hach Total Nitrogen Reagent Catalog Number 2672245-CN Low Range 0.5-25mg/L"Prepared reagents" refer to ready-to-use chemical reagent packages or kits in various packaging, which can be used immediately upon opening without the need for tedious weighing, dilution, or other preparation work involved with chemical reagents. Unlike conventional analytical reagents, such as analytical grade raw material reagents that require complex preparation processes before they can be used for testing, prepared reagents save users valuable time and human resources. Due to strict quality management and advanced production processes, they provide reliable quality assurance for more accurate chemical analysis. The use of prepared reagents has offered Chinese users a more convenient, thorough, and accurate testing experience. For example, their compatibility with Hach's emergency monitoring instruments has made them a trusted choice for on-site environmental emergency monitoring in China.Catalog Number:2672245-CNApplicable Instrument Models:DR3900 Spectrophotometer, DR900 Series Multi-Parameter Water Quality Analyzer, DR6000 UV-Vis Spectrophotometer, DR1900 Portable Spectrophotometer, DR3900 Benchtop SpectrophotometerCategory:Nutrient Salts, Comprehensive Indicators of Organic PollutantsParameter:Total NitrogenRange:0.5-25.0 NNumber of Tests:25Image:AvailableSuzhou Sailiwei supplies imported Hach instruments and equipment from the USA in bulk, selling genuine Hach products, reagents, and consumables. We provide accurate quotations. Welcome to call for detailed inquiries. more>

Negotiable

Category: Chemicals/Inorganic Salts/Other Inorganic Salts

Company: 涞水县燕南精细化工有限公司

Product Description: Potassium ferricyanide, with the chemical formula K₃[Fe(CN)₆], is an inorganic compound belonging to the category of coordination compounds. The following is a detailed introduction about it:Basic Properties1. Appearance: Deep red crystals, highly soluble in water, yielding a yellow-green aqueous solution.2. Oxidizing Property: Exhibits mild oxidizing behavior, particularly participating in redox reactions under light or acidic conditions.3. Stability: Relatively stable in neutral or alkaline solutions; decomposes upon contact with acids to produce highly toxic substances. Avoid exposure to strong acids.Main Applications1. Laboratory Reagent:   Used to detect Fe²⁺ (ferrous ions), forming a deep blue precipitate of Prussian blue (Fe₄[Fe(CN)₆]₃).   Serves as an oxidizing agent or electron transfer mediator in electrochemistry.2. Industrial Applications:   Photographic Processes: Functions as a bleaching or toning agent (e.g., cyanotype printing).   Metal Plating: Utilized in processes such as zinc or silver plating.   Pigment Production: Synthesizes blue pigments like Prussian blue.3. Other Uses:   Blueprint Making: Reproduction of engineering drawings.   Certain Food Additives: Acts as an anti-caking agent (must comply with safety standards).Safety PrecautionsToxicity: Low toxicity, but decomposition products (e.g., HCN) are extremely hazardous. Avoid contact with acids and ensure proper ventilation during handling.Protection: Wear gloves and goggles to prevent inhalation of dust or skin contact.Storage: Store in a sealed, light-protected container away from acidic substances.Difference from Potassium FerrocyanidePotassium ferrocyanide (K₄[Fe(CN)₆]) is the reduced form of potassium ferricyanide, exhibiting greater chemical stability. It is commonly used as an anti-caking agent in food (e.g., added to table salt as "potassium ferrocyanide"). The two should not be confused.---###  more>

Negotiable

Category: Chemicals/Inorganic Salts/Sulfates

Company: Suzhou Sailiwei Instrument Equipment Co., Ltd.

Product Description: Hash Ammonia Nitrogen Reagent Catalog Number 2606945-CN Measuring Range 0.4-50.0 mg/LTechnical Parameters:Catalog Number:2606945-CN Applicable Instrument Models:DR3900 SpectrophotometerDR900 Series Multi-Parameter Water Quality AnalyzerDR6000 UV-Visible SpectrophotometerDR900 Portable Multi-Parameter ColorimeterDR1900 Portable SpectrophotometerDR3900 Benchtop SpectrophotometerCategory:Nutrient Salts, Comprehensive Indicators of Organic PollutantsParameter:Ammonia NitrogenRange:0.4-50.0 NH3-N Analytical Method:Salicylic Acid MethodNumber of Tests:25-49Image:AvailableSailiwei Suzhou offers agency products including water quality analyzers, online water quality instruments and meters - online TOC (Total Organic Carbon) analyzers, COD detectors/monitors, multi-parameter water quality analyzers, electrochemical analyzers, portable water quality analyzers, rapid ion analyzers, turbidimeters, colorimeters, oil content analyzers, heavy metal analyzers, soil testing instruments, VOC analyzers, gas analyzers, ultrapure water systems, water quality particle counters, air particle counters, reagents, and other laboratory analytical reagents/consumables. Welcome to inquire for details. more>

Negotiable

Category: Chemicals/Laboratory Reagents/Other Analytical Reagents

Company: Suzhou Sailiwei Instrument Equipment Co., Ltd.

Product Description: HACH COD Reagent Catalog No. 2125815-CN, 150 Tests per Kit, Digestion Colorimetric MethodTechnical Parameters:Catalog No.:2125815-CNApplicable Instrument Models:DR3900 Spectrophotometer, DR900 Series Multi-parameter Water Quality Analyzer, DR6000 UV-Vis Spectrophotometer, DR1900 Portable Spectrophotometer, DR3900 Benchtop Spectrophotometer, DR1010 CODCategory:Nutrient Salts, Comprehensive Indicators of Organic PollutantsRange:3-150 CODAnalysis Method:Digestion Colorimetric MethodNumber of Tests:150Image:AvailableSailiwei (Suzhou) distributes products including NIR/MIR/FIR Spectrometers, FTIR Spectrometers, Atomic Absorption Spectrometers, Fluorescence Spectrophotometers, UV/Vis Spectrophotometers, ICP-MS, ICP-OES, Liquid Chromatographs, GC/MS, Triple Quadrupole LC/MS, Ion Chromatographs, X-ray Diffractometers, Microplate Readers, Automatic Potentiometric Titrators, Water Quality Analyzers. Inquiries are welcome. more>

Negotiable

Category: Chemicals/Laboratory Reagents/Other Instrumental Analysis Reagents

Company: Suzhou Sailiwei Instrument Equipment Co., Ltd.

Product Description: Hash Total Phosphorus High Range Reagent Item Number 2767245-CN Measuring Range 1.0-100.0HACH's DR series spectrophotometers (DR6000, DR3900, DR1900, etc.) and colorimeters (DR900, DR300, etc.) make your water sample analysis simpler and faster: just dissolve the reagent in the water sample (note: some water samples require pretreatment), follow the procedure, place the sample vial into the spectrophotometer or colorimeter for direct reading, and you can obtain accurate test results. Disposable packaged reagent powder pillows, ampoules, and pre-filled tubes are all compatible with spectrophotometers and colorimeters for water sample analysis."Prepared reagents" refer to various packaged ready-to-use chemical reagent packs or kits that do not require tedious weighing, dilution, or other preparation work, unlike conventional analytical reagents such as analytical grade raw materials, which require complex preparation processes before they can be used for testing. Thus, the use of prepared reagents saves users valuable time and human resources; due to strict quality management and advanced production processes, they provide reliable quality assurance for more accurate chemical analysis. The use of prepared reagents has provided Chinese users with a more convenient, thorough, and accurate testing experience, such as their use with HACH's emergency monitoring instruments, making them a trusted choice for on-site environmental emergency monitoring in China. Sailwei Agency products include water quality analyzers, online water quality instruments and meters - online TOC (Total Organic Carbon) analyzers, COD detectors/monitors, multi-parameter water quality analyzers, electrochemical analyzers, portable water quality analyzers, rapid ion analyzers, turbidimeters, colorimeters, oil content meters, heavy metal analyzers, soil testers, VOC analyzers, gas analyzers, ultrapure water systems, water particle counters, air particle counters, reagents, and other laboratory analytical reagents/consumables. Welcome to call for detailed inquiries. more>

Negotiable

Category: Chemicals/Laboratory Reagents/General Reagents

Company: Suzhou Sailiwei Instrument Equipment Co., Ltd.

Product Description: Hach Total Nitrogen High Range Reagent Cat. No. 2714100-CN Range 2-150 mg/LTechnical Parameters:Catalog Number:2714100-CN Applicable Instrument Models:DR3900 Spectrophotometer, DR900 Series Multi-Parameter Water Quality Analyzer, DR6000 UV-Vis Spectrophotometer, DR1900 Portable Spectrophotometer, DR3900 Benchtop SpectrophotometerCategory:Nutrient Salts, Comprehensive Indicators of Organic PollutantsParameter:Total NitrogenRange:2-150 NNumber of Tests:25-49Image:AvailableSuzhou Sailiwei represents products including water quality analyzers, online water quality instruments - online TOC (Total Organic Carbon) analyzers, COD detectors/monitors, multi-parameter water quality analyzers, electrochemical analyzers, portable water quality analyzers, rapid ion analyzers, turbidimeters, colorimeters, oil content analyzers, heavy metal analyzers, soil testing instruments, VOC analyzers, gas analyzers, ultrapure water systems, water particle counters, air particle counters, reagents, and other laboratory analytical reagents/consumables. Welcome to inquire for details. more>

Negotiable

Category: Chemicals/Inorganic Salts/Other Inorganic Salts

Company: 涞水县燕南精细化工有限公司

Product Description: The chemical formula is K₄[Fe(CN)₆]·3H₂O, an inorganic compound usually found in the form of a trihydrate. Below is key information about it:Basic Properties Appearance: Pale yellow crystals.Solubility: Easily soluble in water, yielding a yellow aqueous solution; almost insoluble in ethanol, etc.Stability: Stable at room temperature; may decompose at high temperatures (around 400°C or above), but extremely stable at normal cooking temperatures ( more>