Price
Tooth Whitening / WhiteningTrays
Opalescence PF 15% Mint Teeth Whitening - 16 Pack
Gel is a semi-solid or solid colloidal suspension of a liquid within a solid substance. It is a non-Newtonian fluid, which means its viscosity changes depending on the amount of force applied to it. Gels are used in various industries, including cosmetics, pharmaceuticals, and food production.
In the cosmetics industry, gels are commonly used in skincare and haircare products. For example, aloe vera gel is often used in moisturizers and sunscreens to provide hydration and soothe skin. Gel-based hair products, such as styling gels and hair waxes, help to hold hairstyles in place and provide a glossy finish.
In the pharmaceutical industry, gels are used to deliver medications topically or orally. Transdermal drug delivery systems, which use gels to administer drugs through the skin, can be more effective and convenient than other delivery methods. Gels can also be used to create sustained-release formulations, where the drug is gradually released over time.
In the food industry, gels are used to create various textures and structures in products such as jams, jellies, and puddings. The gelling agents used in these foods, such as pectin and gelatin, work by forming a three-dimensional network that traps water and other ingredients, creating a semi-solid or solid matrix.
The formation of a gel occurs when a liquid is dispersed within a solid substance, creating a network of interconnected molecules. This process is known as gelation and can be achieved through a variety of methods, including the addition of gelling agents, changes in temperature, or the introduction of cross-linking agents.
Gels can exhibit a range of properties, such as transparency, elasticity, and thixotropy (the ability to become less viscous when agitated and more viscous when at rest). These properties can be controlled by adjusting the composition and structure of the gel.
The study of gel formation and properties is an active area of research, with scientists exploring new applications and investigating the underlying mechanisms that govern gel behavior. Understanding the science of gels is essential for the development of innovative products and the optimization of existing ones.
In conclusion, gels play a crucial role in various industries, providing unique properties and functionalities that make them valuable in a wide range of applications, from personal care to food and pharmaceuticals.
product information:
| Attribute | Value | ||||
|---|---|---|---|---|---|
| is_discontinued_by_manufacturer | No | ||||
| package_dimensions | 8.2 x 6.5 x 1.9 inches; 6.4 ounces | ||||
| manufacturer | Ultradent | ||||
| best_sellers_rank | #464,776 in Health & Household (See Top 100 in Health & Household) #260 in Teeth Whitening Gels | ||||
| customer_reviews |
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24 Hours Cancellation
We accept order cancellation before Within 24 hours the product is shipped. If the order is cancelled you will get a full refund.
30 Days Returns & Exchanges Policy
If for any reason you are not satisfied with the purchased item,You have 30 days after delivery of your order to return an item.
After 30 days of delivery of your order, we will no longer accept returns.
Refund Process & Return conditions:
To request a return,please email us at:[email protected] ,We will respond within 24 hours after
the consumer sends the email (except weekends).
If it is a quality issue, please
provide an order number and attach clear photos of the items that represent the
issue.
After we receive the returned order, our Quality Assurance department will
inspect and verify the condition of the item.Upon acceptance of your return, a refund
will be issued to the original form of payment within 1-3 business days.
Make sure your item meets all our return conditions :
Items returned without authorization will not be accepted.
The time frame for return
must not exceed 30 days from when the original order was received.
Any promotional
gifts must also be returned with your returned item.
All items must be returned in
their original condition, without scratches or signs of wear, and must not be resized or
altered in any way.
Your return needs to be sent within the given time frame(3-12
working days)
Please make sure you provide us the tracking# and receipt after you
return.
Refunds
Once your return is received and inspected, we will send you an email to notify you that we have received your returned item. We will also notify you of the approval or rejection of your refund.
If you are approved, we will credit the credit limit to your credit card or original payment method within 5 business days (bank processing time frame).
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