Zhishang Chemical

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Zhishang Chemical


Molecular Formula: C60H114O8

Formula Weight: 963.54


CAS No: 26658-19-5
Purity: 99%

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Basic Info

Other Names:Emulsifier(s65)
Place of Origin:Shandong, China
Brand Name:ZSpharmac
Type:Cosmetic Raw Materials
Appearance:Yellow Waxy Solid
EINECS No.:247-891-4
Storage:Store Below +30°C.


Span is a type of artificial non-ionic emulsifier, as well as its industrial production approach is as adheres to: sorbitol and fat are heated up to 190-230 ℃ under alkali catalysis to carry out esterification reaction and also dehydration according to the molar ratio needed by the finished item. One more method is to very first prepare sorbitan, weaken, decolorize, concentrate into high-purity sorbitan, and esterify with fat under the catalysis of salt bisulfate. This kind of emulsifier was first developed by ICI Firm in the USA. Period is the brand name provided to this kind of emulsifier by ICI Firm, and various numbers are given to various types of fats utilized in the synthesis process to form a total trade name., such as Period 60, Span 80, etc. Span has actually ended up being the common brand name of sorbitan fatty acid ester in the market as a result of its vast application as well as convenient memory. There are 5 commercial sorbitan fat esters: sorbitan monolaurate, sorbitan monopalmitate, sorbitan monostearate, SORBITAN TRISTEARATE, as well as sorbitan monooleate. It is called Span 20, Span 40, Span 60, Span 65, Span 80. A white to tan viscous liquid or waxy solid with a minor caramel sweet taste and a greasy taste.

Period has great heat resistance as well as hydrolytic stability, as well as appropriates for usage in water-containing systems as well as foods that have been treated at high temperatures for a very long time. Its emulsifying power is stronger than that of monoglyceride, and also it is typically made use of in mix with various other emulsifiers. With the various types and also varieties of fat groups, their solubility and emulsifying buildings are quite various, as well as their HLB worths are 1.8 to 8.6. Period 20 as well as Span 40 are hydrophilic emulsifiers, ideal for the preparation of O/W kind emulsions; Period 60, Span 80, specifically Span 65, belong to lipophilic emulsifiers and are suitable for the preparation of W/O type solutions representative. Period is extensively used in the food sector. It can be utilized as emulsifier, stabilizer and turbidity agent, defoamer, and so on in bakeshop items for bread, cake, delicious chocolate and shortening.

Period 65 chemical name is SORBITAN TRISTEARATE, code CNS 10.004; INS 492, lotion to brownish flaky or ceraceous solid. Mild smell, soft preference, freezing point of 47 ~ 50 ℃. Can be spread in oil ether, mineral oil, grease, acetone as well as dioxane, insoluble in toluene, ether, carbon tetrachloride as well as ethyl acetate, insoluble in water, methanol as well as ethanol. The HLB worth is about 2.1.


Melting point 53°C
density 0.98 g/cm3 (25℃)
vapor pressure <1.4 hPa (20 °C)
Fp 150 °C
storage temp. Store below +30°C.



  1. SORBITAN TRISTEARATE is used as emulsifier in medicine, cosmetic, textile, paint and explosive industries, also as oil agent for textiles, as emulsifier in oil deep well weighted mud, as dispersant in paint industry, as cosolvent and antirust in petroleum products agent.
  2. SORBITAN TRISTEARATE is used as W/O type food emulsifier, used alone or mixed with Tween-60, Tween-80 and Tween-65. my country stipulates that it can be used in cream, hydrogenated vegetable oil, instant coffee and dry yeast, with a maximum dosage of 10.0g/kg; in beverage turbidity, the maximum dosage is 0.05g/kg.
  3. SORBITAN TRISTEARATE is used as emulsifier, lubricant, wetting agent, dispersant, thickener, etc.
  4. SORBITAN TRISTEARATE is a nonionic surfactant.


Precisely weigh concerning 25g of the sample, transfer it to a 500ml round-bottom flask, add 250ml of ethanol and 7.5 g of potassium hydroxide, and also mix. Link the condenser, warmth under reflux for 1 to 2 hours, transfer into an 800ml beaker, wash the flask with 100ml of water, and also integrate right into the beaker. Evaporate the ethanol by home heating on the steam bath, include water in time to change the ethanol, and also maintain vaporizing up until the smell of ethanol can not be spotted for a long period of time. Supplement with hot water to an overall quantity of concerning 250ml, neutralize the saponification service with 1:2 weaken sulfuric acid, add 10% even more, heat and mix until the fatty acid layer is precipitated. Transfer the fat right into a 500m1 separatory channel, wash out the polyol with hot water 3 to 4 times (20m1 each time), as well as incorporate the cleaning option as well as the initial saponified polyol water layer. The mixed aqueous layers were extracted 3 times with oil ether for 20 ml each time, and the essence was contributed to the fatty acid layer, moved to a weighed evaporator, vaporized to dryness, cooled down, and also considered to establish the fatty acid web content.

One more 1:10 potassium hydroxide solution was used to neutralize the polyol solution to pH 7 (determined with a pH meter). The service was evaporated to a wet deposit and also the polyol was separated from the salts with hot ethanol in numerous sections. The ethanolic extract (in a considered evaporator) was vaporized to dryness on a sauna bath, cooled and weighed. Too much drying out as well as heating should be avoided. is the polyol material.

An additional sample 25g was taken, and the content of SORBITAN TRISTEARATE was established according to the method in “Sorbitan Monolaurate (10042 )”.


SORBITAN TRISTEARATE is a lipophilic emulsifier, suitable for the prep work of W/O kind emulsifier. It is widely utilized in the food market. It can be made use of as emulsifier, stabilizer, turbidity representative, defoamer, etc in bakeshop food for bread., cakes, delicious chocolate as well as shortening, etc. Instances of its application are as complies with:

1. A yogurt-flavored dried out fruit is mostly prepared by wrapping powder and also a yogurt slurry layer on the surface of the dried fruit consequently: in which the powder is prepared from the complying with resources by weight: 400-440 parts of white sugar, degreased 140-160 parts of milk powder, 50-70 parts of whey powder, 50-70 parts of maltodextrin; yogurt slurry is prepared from the adhering to resources by weight: 80.5-91.5 parts of white sugar, 40-45 parts of skimmed milk powder, vegetable oil 210 ~ 230 parts, soybean lecithin 1.6 ~ 2.0 parts, vanillin 0.03 ~ 0.05 components, citric acid 2.0 ~ 2.2 parts, yogurt flavor 3.4 ~ 3.8 parts, SORBITAN TRISTEARATE 1.0 ~ 1.5 components, β-normal cyclodextrin 0.14 ~ 0.16 part, 0.20-0.25 part of hydroxypropyl modified starch, 0.2-0.24 part of pullulan, and also 0.2-0.24 part of collagen; amongst which the proportion by weight of dried fruit, powder and yogurt slurry is 240-260: 610 ~ 650: 350 ~ 370. Preferably, the powder is prepared from the following raw materials partially by weight: 420 parts of white granulated sugar, 150 parts of skimmed milk powder, 60 parts of whey powder, and also 60 parts of maltodextrin. Ideally, the yogurt slurry is prepared from the complying with basic materials by weight: 86.5 parts of white sugar, 43.3 parts of skimmed milk powder, 224.8 parts of vegetable oil, 1.8 parts of soybean lecithin, 0.04 parts of vanillin, 2.1 parts of citric acid, yogurt 3.6 parts of essence, 1.3 parts of Period 65, 0.15 part of beta-n-cyclodextrin, 0.23 part of hydroxypropyl modified starch, 0.22 part of pullulan, and also 0.22 part of collagen. Preferably, the weight ratio of the dried out fruit, powder and also yogurt slurry is 250:630:362. Optionally, the dried out fruit is any one of dried out raisins, raisins, dried apples, dried out bananas, dried out kiwi fruit, and dried peaches. Optionally, the grease used for preparing the yogurt slurry is palm stearin. The prep work technique includes the following operation actions:

1) Basic material pretreatment:
A: Prep work of powder: take white sugar, skimmed milk powder, whey powder and maltodextrin and blend them uniformly to acquire powder for usage;
B: Prep work of yogurt slurry: take white sugar, skimmed milk powder, vanillin, citric acid, SORBITAN TRISTEARATE as well as include it to the blend of grease as well as soybean lecithin preheated to 45 ~ 50 ℃, as well as grind to get mixture 2. Add yogurt significance, β-n-cyclodextrin, pullulan, collagen and hydroxypropyl changed starch, mix as well as carefully grind evenly to acquire the yogurt slurry;

2) Forming: Take the dried out fruit and put it into the finishing pan, after pre-heating, include the yogurt slurry and also powder prepared in step 1) subsequently, up until the surface of the dried out fruit develops a consistent layer of yogurt, that is, the yogurt-flavored fruit is acquired Dry.

2. a dry suspension of colesevelam hydrochloride, consisting of energetic component colesevelam as well as pharmaceutical adjuvants, consisting of suspending agent, antifoaming agent, defoamer and also flavoring agent in the explained pharmaceutical adjuvant; The putting on hold agent is salt carboxymethyl starch, the antifoaming representative is SORBITAN TRISTEARATE, the defoaming representative is polyether changed silicone oil, and also the flavoring agent is microcapsule type orange significance and also microcapsule kind lemon essence. Even more, in those colesevelam hydrochloride dry suspension, the pharmaceutical excipients also consist of a glidant, an emulsifier, a pH insurance adjuster and a sweetener. The preparation method makes up the steps:

1) Weighing: Weigh the prescription amount of colesevelam hydrochloride, SORBITAN TRISTEARATE, polyether changed silicone oil, poloxamer, sodium carboxymethyl starch, magnesium trisilicate, anhydrous citric acid, microcapsule type Orange taste, microcapsule lemon flavor, aspartame for use;

2) Pre-mixing: place colesevelam hydrochloride, salt carboxymethyl starch, magnesium trisilicate, anhydrous citric acid, aspartame in the formulation quantity right into the wet mixing granulator, and stir at 1 speed, Slice and also mix at II speed, and then emulsify the recommended amount of SORBITAN TRISTEARATE, polyether changed silicone oil, and poloxamer in an emulsifying device, and also ultimately add the emulsion to a damp blending granulator. After mixing, the material is discharged. sieve;

3) overall mixing: adding the material obtained symphonious 2), microcapsule kind orange significance, microcapsule kind lemon significance into the single-arm mixer as well as blending;
4) Sub-packaging: After the blended materials have passed the semi-finished item evaluation, they are crammed in composite film bags.

Company Profile and Corporate Culture

Company Profile:

ZhiShang Chemical is owned by ZhiShang Group is a professional new-type chemicals enterprise combined into research and development, production and sales .

The company’s competitive product is pharmaceutical raw materials and intermediates (especially carbohydrate derivatives Series), In recent years, the company has made a major breakthrough in food and feed additives, plant extraction, industrial chemicals industry .

The company insists on the spirit of “sincere management, strict quality control, customer as god” , get consistent high praise from customers at home and abroad.

Corporate Culture:

Help China Chemicals to benefit the happiness of human life
Become the most trusted chemical supplier in the world
Striver – oriented, enrich employees, customer first, deep service, seek development
Be prepared for danger in times of peace, forge ahead actively, unity and cooperation, and be brave to fight

About Us

The production base is located in Zhangqiu chemical industry park and Tai’an high-tech chemical industry park. laboratory and workshop in strict accordance with the GMP standard and the product fit national ISO9001 and ISO2000 standards.

“Zhishang” products are exported to Europe, North and South America, the Middle East, Asia Pacific and Africa area, so as to establish a long-term and stable cooperation relationship with customer in the world.

Company Info
  • Business Type: Manufacturer
  • Product Range: Additive , Chemical Auxiliary & Catalyst , Organic Chemicals
  • Products/Service: Organic Intermediate,Inorganic Chemistry, APIs, Dyestuffs And Pigments, Fragrance And Spices, Food Additives
  • Total Employees: 51~100
  • Capital (Million US $): 10000000RMB
  • Year Established: 2016
Production Capacity
  • No. of Production Lines : 8
  • No. of QC Staff : 5 -10 People
  • OEM Services Provided : yes
  • Factory Size (Sq.meters) : 3,000-5,000 square meters
  • Certificate: ISO9001 , CE , GMP , API , MSDS
  • Factory Location : Diao Town Industry Park, Zhangqiu City, Jinan City, Shandong Province, China.


Pre-Sales Service

* Prompt reply and 24 hours online, professional team to provide best price and high quality product.

* Sample testing support.

* Every batch of products will be tested to ensureits quality.

*The packing also can be according the customers` requirment.

*Any inquiries will be replied within 24 hours.

*we provide Commerical Invoice, Packing List, Bill of loading, COA , Health certificate and Origin certificate. If your markets have any special requirements, let us know.


After-Sales Service

*The fact of logistics information monitoring.

* Any questions about the product can be consulted at any time.

*Product has any problem can return.


Do you accept sample order?

We will make samples before mass production, and after sample approved, we’ll begin mass production. Doing 100% inspection during production, then do random inspection before packing.



You can get free samples for some products,you only need to pay the shipping cost or arrange a courier to us and take the samples. You can send us your product specifications and requests,we will manufacture the products according to your requests.

What’s your MOQ?

Our MOQ is 1kg. But usually we accept less quantity such as 100g on the condition that sample charge is 100% paid.

Do you supply product report?

Yes. We’ll give you product analysis report before shipping.

  Is there a discount?

Different quantity has different discount.


1. ≤50kg, Express delivery recommended, usually called as DDU service;

2. ≤500kg, Air shipping recommended, usually called as FOB, CFR, or CIF service;

3. >500kg, sea shipping recommended, usually called as FOB, CFR, or CIF service;

4. For high value products, please select air shipping and express delivery for safe.