Products related to PH:
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Growth Technology pH Down
PH Down Growth Technology pH DOWN contains orthophosphoric acid (H3PO4). The concentration is 81%, which is very strong so handle with care. Some other products on the market are considerably weaker, so check the concentration before buying. This is a very dense liquid and should feel much heavier than water. What pH Down Does The concentrated phosphoric acid pH Down can be added to almost all liquids to lower the pH. It is important to maintain a pH range when growing plants using hydroponics and aeroponics. Each plant has its own requirements, but most require a pH of between 5.5 and 6.5. To maintain this pH level, pH Down can be added to the nutrient solution sparingly. How to use pH down PH Up and Down can react explosively to each other if they come in contact. Even small amounts of pH Up or pH Down could explode. Both pH Up and pH Down are corrosive, and can cause skin irritation and even burns. Use with caution and keep out of reach of children.High Quality pH adjustment in a bottle. Features CRC cap for safety. Highly concentrated so only a little is needed. Always dilute prior to use.
Price: 14.95 € | Shipping*: 0.00 € -
Growth Technology pH Up
pH Up Growth Technology's well renowned pH Up comes bottled in black and red - the internationally accepted packaging colours for aggressive liquids, with full compliance to all health and safety regulations. pH UP contains potassium hydroxide (KOH). This is a very caustic liquid and should be handled with extreme care. Some other products on the market are considerably weaker so check the concentration before you buy, this product, at 25%, is stronger than some competing products. Always check the label for best value. High Quality pH adjustment in a bottle. Features CRC cap for safety. Highly concentrated so only a little is needed. Always dilute prior to use.
Price: 10.99 € | Shipping*: 0.00 € -
Digital PH Meter
Features: 3-in-1 water quality test: The meter has a three-in-one function, which can measure PH, Total Dissolved Solid and temperature with high precision at the same time. All-round measurement of water quality to ensure healthy water quality. 0.05 pH Accuracy and 3-Point Calibration: With high sensitivity probe, the PH meter's full measurement range of 0.01-14.00pH, 0.01 pH resolution. And the pH meter uses a 3-point calibration method, put the electrode into standard solutions of pH 4.00, pH 6.86, and pH 9.18 to ensure the accuracy of your measurements. Backlit LCD Design: The water quality meter features a green Backlit LCD to help you see the measurement clearly in any situation. Automatic Temperature Compensation: No longer need to pay attention to the temperature of testing liquid, the meter can accurately determine the pH value of the sample in the temperature range of 0℃-60℃(32℉-140℉), so as to solve the inaccurate problem caused by changing the liquid temperature. Wide Application: Ideal for household and laboratory water testing applications, including drinking water, swimming pool, spa, pond, aquariums, hydroponics, etc.
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Fashion and Environmental Sustainability : Entrepreneurship, Innovation and Technology
The wide range of topics that the book covers are organised into sections reflecting a cradle to grave view of how entrepreneurial, innovative, and tech-savvy approaches can advance environmental sustainability in the fashion sector.These sections include: sustainable materials; innovation in design, range planning and product development; sustainable innovations in fashion supply chains; sustainable innovations in fashion retail and marketing; sustainable alternatives for end-of-life and circular economy initiatives; and more sustainable alternative fashion business models.
Price: 90.50 £ | Shipping*: 0.00 £
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How is the neutralization of pH 8 with pH 1 achieved?
Neutralization of pH 8 with pH 1 is achieved by adding a strong acid, such as hydrochloric acid (pH 1), to the solution with pH 8. The strong acid will react with the base present in the pH 8 solution, resulting in the formation of water and a salt. The amount of acid added must be carefully controlled to reach a pH close to 7, which is considered neutral. The process continues until the desired pH is achieved, indicating that the solution is now neutralized.
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What are pH indicators?
pH indicators are substances that change color in response to the acidity or alkalinity of a solution. They are often used in chemistry and biology to determine the pH of a solution, which is a measure of how acidic or basic it is. pH indicators work by changing their molecular structure in response to the hydrogen ion concentration in the solution, resulting in a visible color change that can be used to determine the pH of the solution. Common examples of pH indicators include litmus paper, phenolphthalein, and universal indicator solution.
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How can I lower the pH of a 500 ml sodium hydroxide solution from pH 13 to pH 11?
To lower the pH of a sodium hydroxide solution from pH 13 to pH 11, you can add a weak acid to the solution. One option is to add a small amount of hydrochloric acid (HCl) to the solution, which will react with the sodium hydroxide to form water and sodium chloride. This reaction will lower the pH of the solution. It is important to add the acid slowly and carefully, while monitoring the pH, to avoid over-acidifying the solution.
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How is the neutralization of pH 8 with pH 1 carried out?
Neutralization of pH 8 with pH 1 can be carried out by adding a strong base, such as sodium hydroxide, to the pH 8 solution. The strong base will react with the acidic solution, raising the pH towards neutrality. The process should be done gradually and with caution to avoid over-neutralizing the solution. It is important to monitor the pH level during the process to ensure that the desired pH level is achieved.
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Water Quality Tester PH Meter PH Measurement Digital Display PH Tester Pen yellow
This digital pen style is a fine instrument for any aquarium, the fishing industry, swimming pools, school laboratories, food and beverage, etc. And, it is fine for all basic water testing applications. Features: Let you no longer worry about whether the ph meter is accurate, the 3 calibration packages we give can help you test whether our ph meter is accurate. The mini size ph meter we designed allows you to easily put it in your pocket, so you can take measurements anytime, anywhere. It can help you test it whether you take it to the pool, on a trip, to the beach or camping. As a tool to improve the quality of life. Can be used to test drinking water, swimming pools, PH balance in aquarium, RO system, spa or hydroponics. Basically all the environments that need to test PH value can use this tester to get accurate data. PH tester has a sensitive electrode sensors ,simply press ON , It only takes a few seconds for your results to appear on screen. No more need to take care about the temperature of testing liquids, as the PH meter has an auto temprature compensationfeature that adjusts to water temperatures and water quality. Specifications: Resolution: 0.01 pH Error: PH 0.05 Operating temperature: 0 celsius -60 celsius Battery: 2 * 1.5V ?LR44 Item size: 155 * 31 *18mm / 6.1 * 1.2 * 0.7in Package size: 167 * 52 * 30mm / 6.6 * 2.0 * 1.2in Package weight: 110g / 3.9ounce Packing List: 1 * PH Tester
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PH Meter with ATC Food PH Tester, Waterproof Digital Food PH Meter with High Accuracy PH/Temperature
PH Meter with ATC Food PH Tester, Waterproof Digital Food PH Meter with High Accuracy PH/Temperature
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Growth Technology pH Buffer (4) 300ml
pH Buffer 4 Growth Technologys pH Buffer 4 is used to Calibrate your pH meter every week to ensure maximum accuracy. This should be done on a regular basis and should not be poured back into the container as this will contaminate your new solution. Features CRC Cap for Safety.
Price: 5.00 € | Shipping*: 0.00 € -
HM Digital PH-80 PH Temperature Meter Hydro With Automatic Calibration Function Water Quality PH
HM Digital PH-80 PH Temperature Meter Hydro With Automatic Calibration Function Water Quality PH
Price: 17.99 £ | Shipping*: 0 £
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How can I lower the pH of a 500 ml solution of sodium hydroxide from pH 13 to pH 11?
To lower the pH of a sodium hydroxide solution from 13 to 11, you can add a weak acid such as acetic acid (vinegar) or citric acid. Start by slowly adding small amounts of the chosen weak acid while monitoring the pH with a pH meter. Continue adding the weak acid until the desired pH of 11 is reached. Be cautious and add the weak acid slowly to avoid overshooting the target pH.
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Is the following shower gel pH-neutral with a pH value of 5.5?
Yes, the shower gel is pH-neutral with a pH value of 5.5. A pH value of 5.5 is considered to be neutral for the skin, as it is close to the skin's natural pH level of around 5.5. This means that the shower gel is gentle and will not disrupt the natural balance of the skin, making it suitable for everyday use.
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What is the pH value?
The pH value is a measure of the acidity or alkalinity of a solution on a scale from 0 to 14. A pH of 7 is considered neutral, while values below 7 are acidic and values above 7 are alkaline. The pH scale is logarithmic, meaning that each whole number change represents a tenfold difference in acidity or alkalinity. pH is an important parameter in chemistry, biology, and environmental science as it can affect the behavior of substances and living organisms.
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Is the pH value safe?
The safety of a pH value depends on the context. For example, a pH value of 7 is considered neutral and is generally safe for most purposes. However, if the pH value is too high or too low, it can be unsafe. For instance, a pH value below 6.5 or above 8.5 in drinking water can indicate contamination and may not be safe to consume. It's important to consider the specific application and the acceptable pH range for that particular use in order to determine if the pH value is safe.
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