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naturally occurring sulfur oxide causes silver to turn black over time. The concentrated sulfur, about 6% in Spot treatments, just increases the speed of this chemical reaction. Toothpaste with Zinc and silver-cleaner cloth takes care of it.

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Chemicals in an anti-spot cream react with a silver necklace turning back is this helpful or harmful?

This reaction is likely harmful as it could damage the silver necklace. The anti-spot cream's chemicals may contain compounds that can tarnish or corrode the silver, leading to discoloration or pitting. It is advisable to avoid contact between such chemicals and valuable jewelry to prevent any damage.


What does SNv mean on a chain necklace?

SNv can refer to Sterling Silver (SS), indicating that the chain necklace is made of 92.5% pure silver alloyed with other metals for durability. The lowercase "v" may denote the manufacturer or designer of the piece.


What does radium on a silver necklace mean?

Radium is a highly radioactive material that can emit harmful radiation, posing health risks when worn close to the body. If you have a silver necklace that contains radium, it is important to handle it with caution and consider getting it properly disposed of by a professional.


What chemical is used to make a silver necklace turn black?

The acidity in skin has tendency to cause silver to turn black or green. This is a corrosive agent that can be cleaned with a quality silver cleaner.


How do you extract silver from old X Ray films?

To extract silver from old X-ray films, the films need to be shredded into small pieces. These pieces are then treated with chemicals to dissolve the emulsion layer containing the silver halide. The silver can then be extracted from the solution using a process such as electrolysis or chemical precipitation.

Related Questions

Chemicals in an anti-spot cream react with a silver necklace turning back is this helpful or harmful?

This reaction is likely harmful as it could damage the silver necklace. The anti-spot cream's chemicals may contain compounds that can tarnish or corrode the silver, leading to discoloration or pitting. It is advisable to avoid contact between such chemicals and valuable jewelry to prevent any damage.


What does the letters jh mean on a 925 silver necklace?

The letters "jh" on a 925 silver necklace likely represent the initials of the designer or manufacturer of the piece. The "925" indicates that the silver is 92.5% pure, which is standard for sterling silver. If you're looking for specific information about the designer or brand associated with those initials, it may be helpful to research jewelry makers or check for any additional markings on the necklace.


What does c a mean on a silver necklace?

C A on a silver necklace typically stands for "Sterling Silver," which indicates that the necklace is made of 92.5% silver and 7.5% other metals for added strength. This hallmark is used to verify the authenticity and purity of the silver used in the necklace.


Where is the two mousey eyes in the you spy extreme challenger?

The mousie eyes are by the silver necklace. The mouse's head is touching the silver necklace. The silver necklace is by the red purse.


What is AGI or AG1 stamped on silver necklace clasp?

if a silver necklace with italy and agi real


What does the S stand for on a hallmark of S14k stamped on a necklace clasp?

If the necklace is silver it means it was made using Sterling silver.


I has a silver dog necklace I was wondering where to find another Real silver?

This site has Brass/copper/sterling Silver Dog Necklace available right now.


What does 10K mean on a silver looking necklace?

"10K" refers to the purity of the silver in the necklace. In this case, it indicates that the necklace is made of silver that is 41.67% pure (since pure silver is 100% pure). It is a common marking to indicate the silver content in jewelry.


What does 375 stamped on a silver necklace mean?

"375" stamped on a silver necklace indicates that the necklace is 37.5% pure silver, which corresponds to a marking of 9 karats. This means the necklace is composed of 9 parts silver and 15 parts other metals.


What does 725 stand for on a necklace?

725 stand in the necklace it is very low silver. For Real!


What does sp on necklace mean?

"SP" on a necklace typically stands for "Silver Plate", indicating that the necklace is composed of a base metal that has been plated with a thin layer of silver. This helps achieve the look of real silver at a more affordable price point.


If a necklace is stamped '925' and also stamped 'Italy' is it real silver?

Yes, a necklace stamped "925" indicates that it is sterling silver, which means it is 92.5% pure silver. The "Italy" stamp signifies that the necklace was likely manufactured in Italy. This combination of stamps is a good indicator of real silver.