Sodium Thiosulfate Pentahydrate 99 +%, pure 500 gram

Sodium thiosulfate, also known as sodium hyposulfite, is an inorganic connection with the chemical formula NA2S2O3. It is a white crystalline powder that is easily soluble in water. Sodium thiosulfate is used in various areas because of its unique properties. One of the most important applications of sodium thiosulfate is in photography. It is used as a fixing agent to remove unused silver halogen salts and to stop the development of the image. This makes it possible to develop photos without fading over over time. Sodium thiosulfate is also used as a developer for repairing overexposed photos. In addition, sodium thiosulfate is used in the chemical industry as a reductor. It can be used to remove chlorine from water, for example in swimming pools or drinking water treatment plants. It is also used as a detoxifying agent for poisoning by heavy metals, such as mercury or lead. Safety instructions in handling sodium thiosulfate are essential to prevent accidents. Firstly, it must be stored in a well -sealed container in a cool, dry place, away from flammable substances. It is important to wear protective clothing, such as gloves and safety glasses, when handling sodium thiosulfate to prevent skin and eye irritation. When mixing sodium thiosulfate with other chemicals, such as acids, a reaction can occur that can produce toxic gases. That is why it must always be mixed in a well -ventilated room or under a hood. If there is accidental contact with the skin or eyes, then immediately rinse with a lot of water and seek medical help if necessary. In the event of a fire, sodium thiosulfate must be extinguished with a suitable extinguishing agent, such as dry chemical powder or carbon dioxide. It is important to warn the fire brigade and to inform them about the presence of sodium thiosulfate. In short, sodium thiosulfate is a versatile connection that is used in photography and the chemical industry. It is important to take the right safety measures when handling this substance to prevent accidents.

---

PLEASE: The text and danger designation are only intended as an example and may not be considered as the actual information. Lab-O-Rama accepts no liability for the incorrect use of this information or the consequences thereof. For accurate and specific information, users must consult the Material Safety Data Sheet (MSDS) that is automatically provided after the successful placement of an order, can be downloaded or requested through our customer service. You should always adhere to national and international regulations for the correct application of a substance.

---

P sentences for sodium thiosulfate:

- P273: Avoid discharge into the environment.

- P280: Wear protective gloves and eye protection.

- P301+P312: After swallowing: In the event of unwell, feel an antigifcentrum or a doctor.

- P302+P352: With skin contact: wash with a lot of water and wash.

- P305+P351+P338: When eyes contact: gently rinse with water for a few minutes; Remove contact lenses if possible; keep rinsing.

H-phrases for sodium thiosulfate:

- H302: harmful when swallowing.

- H315: causes skin irritation.

- H319: causes serious eye irritation.

- H335: can cause airways irritation.

- H410: very toxic for organisms living in the water, with long-term consequences.