Cooling Agent
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| MAIN PRODUCTS | |||
| Cooling Agent WS-23 | Cooling Agent WS-3 | Cooling Agent WS-5 | Cooling Agent WS-12 |
| Cooling Agent WS-27 | Menthyl Acetate | L-Menthyl Lactate Powder | Cooling Agent WSE-500 |
application area
Cosmetic products
It can used in skin products and lipstick.
Flavoring products
used as cooling enhancer in mint formula, various spices and light care products.
Daily use products
toothpaste, oral products, air freshener, shaving cream, shampoo, sunscreen, shower cream.
Food additives
confectionery products, chocolate, dairy produce, beer, distilled spirit, beverage, chewing gum.
Medicine
linctus, diminish inflammation ointment, dyspepsia, antipruritic, liniment, oral cavity acesodyne, heatstroke pill.
Others
cigarette, filter tip and other tobacco, it also can be used for driving insects.
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WS-10 Cooling Agent1.Specification:≥99.0%read more
2.Appearance:White crystalline powder
3.Samples available
4. Factory Outlet with enough stock
5. Certification:... -
Menthol Powder1.Specification:≥99.5% (natural & synthetic)read more
2.Appearance:White crystalline powder
3.Samples available
4. Factory Outlet with enough stock
5. Certification:... -
Premium Cooling Agent WS-5 Powder | 99% Purity | Long-Las...1.Specification:≥99%read more
2.Appearance:White crystalline powder
3.Samples available
4. Factory Outlet with enough stock
5. Certification:... -
Cooling Agent WS-23 Powder | ≥99% Purity | CAS 51115-67-4...1.Specification:≥99%read more
2.Appearance:White crystalline powder
3.Samples available
4. Factory Outlet with enough stock
5. Certification:... -
L-Menthyl Lactate PowderCAS No.: 61597-98-6read more
Appearance: White crystalline powder
Purity: ≥99%
Certificate:ISO9001/Kosher/Organic/halal/IFS/BRC/COSMOS
Sample:... -
Menthyl AcetateCAS No.: 89-48-5read more
Appearance: Colorless to pale yellow oily liquid
Purity: ≥99%
Certificate:ISO9001/Kosher/Organic/halal/IFS/BRC/COSMOS
Sample:... -
Cooling Agent WS-12Purity :99% minread more
Appearance:white crystal powder
CAS NO:68489-09-8
Certificate:ISO9001/Kosher/Organic/halal/IFS/BRC/COSMOS
Sample: Free Sample Available
Package:... -
Cooling Agent WS-27Purity :99% minread more
Appearance:white crystal powder
CAS NO:51115-70-9
Certificate:ISO9001/Kosher/Organic/halal/IFS/BRC/COSMOS
Sample: Free Sample Available
Package:... -
Cooling Agent WS-5Purity: ≥99%read more
Appearance: White Crystal Powder
CAS No.: 68489-14-5
Certificate:ISO9001/Kosher/Organic/halal/IFS/BRC/COSMOS
Sample: Free Sample Available
Package:... -
Cooling Agent WS-3Purity: ≥99%read more
Appearance: White Crystal Powder
CAS No.: 39711-79-0
Certificate:ISO9001/Kosher/Organic/halal/IFS/BRC/COSMOS
Sample: Free Sample Available
Package:... -
Cooling Agent WS-23 PowderPurity: ≥99%read more
Appearance: White Crystal Powder
CAS No.: 51115-67-4
Certificate:ISO9001/Kosher/Organic/halal/IFS/BRC/COSMOS
Sample: Free Sample Available
Package:...
Physiological coolants have been around for decades, the most well-known being menthol. The GREEN SPRING® line offers unique odorless and flavorless cooling sensations which can be used alone or as a complement to menthol to help extend the cool fresh feeling in the final application, or in fruit flavors to enhance juiciness perception. The low volatility of these compounds allows for skin contact without a burning sensation in the eyes. In order to satisfy today's customers who demand specific sensory experiences, the need exists for physiological coolants to provide intense and memorable sensations.
Cooling Agents compounds?
Cooling Agents suppliers and manufacturers-GREEN SPRING®Cooling Agents

Cyclohexanecarboxamide,N-Ethyl-5-Methyl-2-(1-Methylethyl)-
WS-3 is a menthol derivative. But unlike menthol, WS-3 is virtually nonvolatile, odorless and tasteless. WS-3 is one of the most used cooling agents in the market and it's known for its clean immediate cooling impact and has been found to cool primarily at the roof of the mouth, the back of the mouth and the back of the tongue.
N-(Ethoxycarbonylmethyl)-3-p-menthanecarboxamide
WS-5 is a menthol derivative that was developed in the 1970s by Wilkinson Sword, but was not commercialized due to a bitter aftertaste associated with the product. However, we have developed a patented process to offer substantially pure WS-5 that does not possess the bitter aftertaste present in previous forms of the product. WS-5 has been found to have approximately two and one-half times the cooling intensity of WS-3, it is one of the strongest commercially available coolants, yet exhibits a smooth and round flavor profile. WS-5 has been found to cool primarily at the roof of the mouth and the back of the tongue.


(1R,2S,5R)-N-(4-Methoxyphenyl)-5-methyl-2-(1-methylethyl)cyclohexanecarboxamide
WS-12 is a menthol derivative. But unlike menthol, WS-12 is virtually nonvolatile, odorless and tasteless. WS-12 offers one of the strongest initial cooling impacts and a significantly longer lasting effect comparing with such conventional coolants such as WS-3, WS-5, and WS-23. It has potential for use in mint flavors in oral care applications as well as confectionary and chewing gum depending on dosage levels. In addition it can be used at low levels to impart freshness into berry, citrus and other fruit flavors in a variety of applications. WS-12 has been found to cool primarily at the front of the tongue.
Butanamide, N,2,3-trimethyl-2-(1-methylethyl)-
WS-23 is not derived from menthol. But like WS-3, it exhibits little or no odor or taste and has a low volatility. Sensory evaluations of WS-23 indicate that the product cools more in the front of the tongue and mouth. While the product has somewhat less cooling impact than that of WS-3, the cooling profile is more round and smooth in character.


WSE-500 is a proprietary, liquid blend of cooling agents. This easy to incorporate material allows for manufacturers to avoid issues that result from insufficient mixing of solids.
Menthyl Lactate
Propanoic acid, 2-Hydroxy-,5-methyl-2-(1-methylethyl) cyclohexyl ester
Menthyl Lactate is also a menthol derivative. The product has a mild mint-like character, with a fresh and invigorating profile. In addition to use in flavor applications, the product is also widely used in cosmetics and personal care applications. Our product is offered in fused form.

LIST OF REFERENCES
| WS-3 | WS-5 | WS-12 | WS-23 | WSE-500 | ML | |
| FEMA | 3455 | 4309 | 4681 | 3804 | 3455 / 3804 / 3748 | 3748 |
| FL | 16.013 | 16.111 | 16.123 | 16.053 | 16.013 / 16.053 / 09.551 | 09.551 |
| CAS | 39711-79-0 | 68489-14-5 | 68489-09-8 | 51115-67-4 | 51115-67-4/59259-38-0/39711-79-0 | 59259-38-0 |
| EINECS | 254-599-0 | Na/A | N/A | 256-974-4 | 256-974-4 / 261-678-3 / 254-599-0 | 261-678-3 |
RECOMMENDED USAGE LEVEL (ppm)
| WS-3 | WS-5 | WS-12 | WS-23 | WSE-500 | ML | |
| Beverage(Alcoholic &Non-alcoholic) | 1-10 | 1-10 | 0.1-1 | 1-8 | 1-20 | 1-20 |
| Toothpaste | 100-1000 | 50-400 | 50-400 | 100-1000 | 100-1000 | 100-1000 |
| Mouthwash | 5-200 | 5-100 | 5-100 | 5-200 | 10-200 | 10-200 |
| Hard Candy | 15-150 | 10-300 | 1-20 | 10-50 | 15-160 | 15-500 |
| Chewing Gum | 500-2000 | 100-1500 | 15-300 | 500-3000 | 500-3000 | 500-2000 |
| Creams & Lotions | 500-5000 | 500-5000 | 500-5000 | 500-5000 | 500-5000 | 500-5000 |
PHYSICAL PROPERTIES
| WS-3 | WS-5 | WS-12 | WS-23 | WSE-500 | ML | |
| Physical Form | White crystals | Solid white | White crystalline powder | White crystalline powder | Clear liquid | Liquid or white colorless fused solid |
| Melting Point | 206.96°F / 97.2°C | 177.8°F / 81°C | 352.76°F / 178.2°C | 145.4°F / 63°C | N/A | N/A |
| Flashpoint | >212°F / >100°C | >212°F / >100°C | >413.6°F / >212°C | >212°F / >100°C | >212°F / >100°C | >219°F / >104°C |
| Purity | 99% | + Isomer 99% min | 99.8% min | 99.50% min | N/A | 98% |
We have evaluated two basic attributes of cooling agents: cooling at onset and cooling longevity. Sensory attributes of coolants were evaluated at 20 ppm in ethanol. Menthol was used as a reference in measuring the overall cooling intensity. WS-5 has been found to have approximately four times the cooling intensity of menthol. The desired intensity of sensory perception and duration will depend on factors such as coolant concentration, flavor interactions and other formula attributes.

Solubility
cooling agents are sparingly soluble in water.They are soluble in ethanol, propylene glycol, flavor systems and fragrance oils.


SOLUBILITY OF INDIVIDUAL COOLANTS
| Solvent | Temp. °C | Solubility, g/100 ml | |
| WS-3 | Propylene glycol | 20 | 10.7 |
| 96% ethanol | 20 | 186.0 | |
| 40% ethanol | 20 | 0.2 | |
| 40% ethanol | 40 | 1.2 | |
| 60% ethanol | 20 | 14.8 | |
| 60% ethanol | 40 | 38.6 | |
| Triacetin | 20 | Practically insoluble |
| Solvent | Temp. °C | Solubility, g/100 ml | |
| WS-5 | Propylene glycol | 20 | 11.5 |
| 96% ethanol | 20 | 79.4 | |
| 40% ethanol | 20 | 1.9 | |
| 40% ethanol | 40 | 3.5 | |
| 60% ethanol | 20 | 50 | |
| 60% ethanol | 40 | 70 | |
| Triacetin | 20 | Practically insoluble |
| Solvent | Temp. °C | Solubility, g/100 ml | |
| WS-12 | Propylene glycol | 20 | Practically insoluble |
| 96% ethanol | 20 | 0.1 | |
| 40% ethanol | 20 | Practically insoluble | |
| 60% ethanol | 20 | 0.015 | |
| Triacetin | 20 | Practically insoluble | |
| L-Carvone | 20 | 5.5 | |
| Isopropanol | 20 | 2.5 | |
| Ethanol (200 Proof) | 20 | 2.5 | |
| Ethyl Acetate | 20 | 1.5 |
| Solvent | Temp. °C | Solubility, g/100 ml | |
| WS-23 | Propylene glycol | 20 | 76.4 |
| 96% ethanol | 20 | 260.4 | |
| 40% ethanol | 20 | 18.8 | |
| 40% ethanol | 40 | 21.9 | |
| 60% ethanol | 20 | 101.6 | |
| 60% ethanol | 40 | 122.2 | |
| Triacetin | 20 | 3.6 |
| Solvent | Temp. °C | Solubility, g/100 ml | |
| WSE-500 | 40% ethanol | 20 | 5.6 |
| 40% ethanol | 40 | 13.3 | |
| 60% ethanol | 20 | 62.5 | |
| 60% ethanol | 40 | 131.6 | |
| Triacetin | 20 | Practically insoluble |
| Solvent | Temp. °C | Solubility, g/100 ml | |
|
Menthyl Lactate |
Propylene glycol | – | 36.6 |
| 96% ethanol | – | 287.3 | |
| 40% ethanol | 20 | 4.4 | |
| 40% ethanol | 40 | 7.6 | |
| 60% ethanol | 20 | 77.0 | |
| 60% ethanol | 40 | 93.4 | |
| Triacetin | – | 28.2 |
GREEN SPRING® has over 23 years of partner relationships, industry expertise, innovation and service that everyone at GREEN SPRING® brings to our customers each and every day. Contact us for your nutraceutical and pharmaceutical solutions:
Our address
Floor 14 Suite B, HuiXin IBC, No.1 Zhang Ba 1 Road, Hi-tech Development Zone, Xi'an. China.
(+86)-181 8269 8650

Find nature cooling agent manufacturers and suppliers in China here. We're offering 100% natural products for kosher and halal. Please rest assured to wholesale high quality cooling agent at the best price from our factory. For free sample, contact us.

