USP37 Benzocaine Powder (20~200 mesh)

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USP36 Factory Large Inventory Benzocaine (20~200 mesh) Powder Pharmaceutical Raw Materials


Benzocaine Details Details

Specification 20-50mesh, 200 mesh
CAS No. 94-09-7
Appearance white crystalline powder
Molecular Formula C9H11NO2
Molecular Weight 165.19
EINECS No. 202-303-5
Melting point 88-90 °C
Standard USP 37
Usage Cosmetic use & medical use


Benzocaine Description:

Benzocaine is the ethyl ester of p-aminobenzoic acid. It can be prepared from PABA and ethanol by Fischer esterification or via the reduction of ethyl p-nitrobenzoate. Benzocaine is sparingly soluble in water; it is more soluble in dilute acids and very soluble in ethanol, chloroform and ethyl ether. The melting point of benzocaine is 88-90°C, and the boiling point is about 310°C. The density of benzocaine is 1.17 g/cm3.

Benzocaine is a topical analgesic that has a number of different uses in over the counter medicines. Depending on the dose and form, the active ingredient benzocaine can be used to relieve throat and mouth pain; To alleviate external vaginal itching and burning; To stop pain and itching due to hemorrhoids; Or to relieve minor skin irritations, pain, and itching.


Benzocaine Certificate of Analysis

Product name: Benzocaine Quantity: 50kg
Batch No.: 160601 Jun.1,2016 Jun.1,2016 Report date: Jun.14,2016
Expiry date: May.31,2018 Exam.criterion: USP37
Packing: 25kg net weight into a drum.
Item Index Result  
Appearance: White crystalline powder White crystalline powder Micronized  
Identification: Infrared Absorption<197K> Conformed  
Assay: 98.0% to 102.0% 99.9%  
Melting range: 88℃ to 92℃ 89℃ to 90.5℃  
Loss on drying: 1.0% Max. 0.21%  
Chloride: Conformed Conformed  
Heavy metals: 0.001% Max. Conformed  
Residue on ignition: 0.1% Max. 0.03%  
Reaction: Conformed Conformed  
Ordinary impurities: Conformed Conformed  
Readily carbonizable substances: Conformed Conformed  
Residual solvents: Ethanol:5000PPM Max. 53PPM  
Particle size: 90% pass 200 mesh. Conformed  
Conclusion:The above product conforms to USP37.  


Benzocaine Application:

1) Benzocaine relieves sore throat or address mouth pain caused by cold sores, canker sores, teething, and other issues. It also can be combined with other active ingredients in oral treatments that not only relieve mouth and throat pain, but also protect irritated areas, provide a soothing coating, or relieve dryness.

2) Benzocaine used to reduce pain or discomfort caused by minor skin irritations, sore throat, sunburn, teething pain, vaginal or rectal irritation, ingrown toenails, hemorrhoids, and many other sources of minor pain on a surface of the body. Benzocaine is also used to numb the skin or surfaces inside the mouth, nose, throat, vagina, or rectum to lessen the pain of inserting a medical instrument such as a tube or speculum.

3) Benzocaine also used to relieve pain and itching caused by conditions such as sunburn or other minor burns, insect bites or stings, poison ivy, poison oak, poison sumac, minor cuts, or scratches.

4) Benzocaine inhibits sensitivity on the penis, and can allow for an erection to be maintained longer by delaying ejaculation. Conversely, an erection will also fade faster if stimulus is interrupted.Benzocaine mucoadhesive patches have been used in reducing orthodontic pain.


Buy Benzocaine Raw Powder

Minimum order quantity(MOQ) 100g
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Lead Time Within 12hours after you payment
Delivery Time 3-7 days door to door
Packing Super discreet (hundreds to choose from)
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Tracking number Available after parcel deliver out.
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