CAS No.: 7377-03-9
MF: C8H17NO2
Place of Origin: Shandong,China
Appearance: White crystal powder
Brand Name: LOOK chemical
Product Name: caprylhydroxamic acid
Molecular Weight: 159.226
Test Method: HPLC TLC
Grade: Comestic Grade
Other Names: Caprylhydroxamic Acid (CHA)
EINECS No.: 480-070-0
Purity: 99%min
Usage: Cosmetic Raw Materials
Model Number: TGY-caprylhydroxamic acid
Shelf Life: 2 Years Properly Stored
Melting point: 78-81°C
Sample: Available
Storage: Cool Dry Place


Item Specifications Results
Appearance White crystalline Conforms
Odor Characteristic Conforms
Purity(HPLC) ≥99.0% 99.36%
Melting point 79-81℃ 79.4℃
Volatile matter ≤0.5% 0.28%
Hydroxylamine hydrochloride ≤0.2% 0.19%


1. Caprylhydroxamic Acid can chelate with Fe2+ and Fe3+ excellently. Then, it can stop mold to get Fe.Caprylhydroxamic Acid has the best length(C8) of C chain to promote degradation of cell membrane structures.

2.It can take place of traditional preservatives when applied to the is still effective when pH is neutral;

3. Caprylhydroxamic Acid is compatible with most cosmetic ingredient.

4. Caprylhydroxamic Acid may be used in emulsion,anhydrous and surfactant systems.these include creams,lotions,shower gels and make-up.

Product service

1. Certificate Of Analysis (COA)

2. Material Safety Data Sheet (MSDS)

3. Route of synthesis (ROS)

4. Method of Aanlysis (MOA)

5. Nuclear Magnetic Resonance (NMR)

6. Packing pictures and loading video before loading

7. Free Sample

8. Factory audit


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.


Q1: Do you accept sample order?
A:  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.
Q2:  What is our advantage?
A : The series of natural extracted product are all self-developed, produced and tested. Mature production technology, strict cost control, and perfect quality assurance system, ensure the product stability and competitive price.
Q3: What’s your MOQ?
A :  Our MOQ is 1kg. But usually we accept less quantity such as 100g on the condition that sample charge is 100% paid.
Q4: Do you supply product report?
A : Yes. We'll give you product analysis report before shipping.
 Q5: Is there a discount?
A :  Different quantity has different discount.
Q6: Can we visit your factory?
A :  Yes. Welcome to visit.
Q7: How to confirm the Product Quality before placing orders?
A :  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.


H315 : Causes skin irritation [Warning Skin corrosion/irritation]

H319 : Causes serious eye irritation [Warning Serious eye damage/eye irritation]

H335 : May cause respiratory irritation [Warning Specific target organ toxicity, single exposure; Respiratory tract irritation]


should be stored in a well-closed container at low temperature, keep away from moisture, heat and light.


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.


1) 1kg/bag (1kg net weight, 1.1kg gross weight, packed in an aluminum foil bag)

2) 5kg/carton(1kg net weight, 1.1kg gross weight, packed in five aluminum foil bag)

3) 25kg/drum (25kg net weight, 28kg gross weight; packed in a cardboard-drum with two plastic-bags inside;

Drum Size: 510mm high, 360mm diameter)

Delivery detail

   Having stock and can ship it out within 3 days when getting the payment.


Packaging and shipping

Honor Certificate

Professional team