Water Hardness Buffer

The LabChem water hardness buffer is perfect for testing samples like drinking water, processed water, cooling water, boiler water and wastewater. Application: For Laboratory and Manufacturing Use Only

The Ricca Chemical water hardness buffer is composed of 67.17% water, 29.76% monoethanolamine, 2.35% hydrochloric acid, 0.46% ethylenediaminetetraacetic acid (EDTA), disodium salt, dihydrate and 0.25% magnesium chloride hexahydrate. It is suitable for research, manufacturing and laboratory use. It…

Ammonium Chloride-Hydroxide with Magnesium EDTA for Water Hardness or for Standard EDTA Titrations. Expires 30 days after opening. NH₄OH+NH₄Cl

Ammonium Chloride-Hydroxide for Water Hardness or for Standard EDTA Titrations. Contains no Mg Ions. NH₄OH+NH₄Cl

Formula: Mixture

Formula: Mixture

Storage condition: Room Temperature Package Type: Plastic Bottle Density (g/cm3): 1.14 Material category: Analytical Applications Material Group 1: Buffer/Volumetric Solutions Material Group 2: ComplexometricTitration Product Brand: Analytical

Solubility: (20°C) soluble

UN No.: UN2672 Class: 8 Pkg. Group: PG III

Formula: Formula Weight: CAS Number: Synonym(s): Description: Ammonium Hydroxide and Ammonium Chloride in Water

Chemical name: Ethylenediaminetetraacetic acid disodium salt solution Chemical synonyms: (Ethylenedinitrilo)tetraacetic acid disodium salt; EDTA disodium salt; EDTA-Na2 Product Brand: Analytical Density (g/cm3): 1 Molecular weight: 336.21 Molecular formula: C10H14N2Na2O8 UN Number:

Chemical name: Ethylenediaminetetraacetic acid disodium salt solution with zinc complex added (solution A) Product Brand: Analytical Density (g/cm3): 1 UN Number:

Storage condition: Room Temperature GHS pictograms: 0 H Statements: NH P Statements: P280 Package Type: Cubitainer® Density (g/cm3): 1 Material category: Analytical Applications Material Group 1: Buffer/Volumetric Solutions Material Group 2: Volumetric Titration Product…

…perform a very simple titration to determine the hardness of their freshwater sample. The titration uses an easily identifiable color transition to indicate the end of the analysis. The kit contains everything an analyst would need to perform a water analysis either in the laboratory setting or out…

…field use as a pH meter; Water Quality Meter (which already has a built in BNC connector), epoxy body sealed reference combination electrode with a BNC connector and a 2½" cable, ATC Temperature Probe, instructions, pH buffers 4, 7, & 10, deionized water, calibration tool, and a 9V…

In this experiment the indicator eriochrome black T (EBT) is used to signal the presence of ions in the water sample. EBT binds with free metal ions in the water to form a pink complex. EDTA has a stronger affinity for the metal ions than EBT so when EDTA is added it replaces the EBT and the EBT…

for the determination of water hardness

For Water Hardness, ASTM Formulation Formula: Mixture

APHA for Water Hardness

…pack is provided inside cap Each strip contains reagents, buffers and masking chemicals necessary to perform the test. All but sulfate and total hardness strips include color comparison scale. The sulfate and total hardness solution strips have four reaction areas; the number of reaction…

…(PROBES SOLD SEPARATELY) with a BNC connector. Weight: 14oz (397g). Dim: 6¾ x 2¾ x 1¼" (170 x 70 x 33mm). Advanced pH Kit Advanced pH Meter 850055 in a hard carrying case complete with a detachable temperature compensated pH probe with- 3½' cable, pH buffers 4,7,10 and distilled water.

…chromatography, electrophoresis and blotting papers are made from high purity and 100% FDA compliant alpha cotton cellulose, using ultra-pure RO water and contain no additives that could cause increased backgrounds or other interference in detection systems. Controlled absorption Uniform…

…Meter Cable; 910410 pH 4.01 Buffer Pouches; 910710 pH 7.00 Buffer Pouches; 911010 pH 10.01 Buffer Pouches; 810001 ROSS Electrode Storage Solution, 475mL; 01100710 Conductivity 1413uS/cm Standard Pouches; 911110 Rinse Solution Pouches; STARA-CS Star A Hand-Held Meter Hard Carrying Case; STARA-AR Star…

…087010MD RDO Optical DO Probe with 3 Meter Cable; 910410 pH 4.01 Buffer Pouches; 910710 pH 7.00 Buffer Pouches; 911010 pH 10.01 Buffer Pouches; 810001 ROSS Electrode Storage Solution, 475mL; STARA-CS Star A Hand-Held Meter Hard Carrying Case; STARA-AR Star A Hand-Held Meter Armor with Stand and…

…resulting in a high- throughput method that recovers about 5 fold more plasmid DNA compared to Zymoprep I and eliminates the isopropanol precipitation step . This system is ideal for low- copy number and hard to isolate plasmids and the plasmid DNA can be eluted directly in water or TE buffer.

…for immediate field use: Basic pH Meter, epoxy body sealed reference combination electrode with a BNC connector and a 2½’ cable, pH buffers 4 and 7, deionized water, instructions, and a 9V battery. All components are contained in the meters own slim but protective hard-shell foam-lined case. …

…IS8101 Lab #1: Effect of Concentration on Transmitted Light IS8102 Lab #2: Beer’s Law – Mass percent of Copper in Brass IS8103 Lab #3: What Makes Water Hard? IS8104 Lab #4: Acid in Fruit Juices and Soft Drinks IS8105 Lab #5: Separation of Molecules IS8106 Lab #6: What’s In That Bottle? IS8107 Lab…

…logger 850060, sealed epoxy body reference combination electrode with a BNC connector and a 2½' cable, ATC temperature probe, pH buffers 4, 7, 10 and deionized water, batteries and instructions. All components are contained in a slim but protective hard-shell, foam-lined case. Kit dim: 11" x…