W398500 Aldrich

Salicylic acid

≥99%, FG

Synonym: 2-Hydroxybenzoic acid



Related Categories Alphabetical Listings, Certified Food Grade Products, Flavors and Fragrances, Follows IFRA Guidelines, Halal Certified Products,
biological source   synthetic
grade   FG
  follows IFRA guidelines
reg. compliance   EU Regulation 1223/2009
  FDA 21 CFR (175.105)
  FDA 21 CFR (175.300)
  FDA 21 CFR (177.2600)
  EU Regulation 1334/2008 & 178/2002
vapor density   4.8 (vs air)
vapor pressure   1 mmHg ( 114 °C)
assay   ≥99%
bp   211 °C(lit.)
mp   158-161 °C(lit.)
  158-162 °C
solubility   95% ethanol: soluble50 mg/mL
GMO content   GMO-free
Organoleptic   phenolic
food allergen   no known allergens
fragrance allergen   no known allergens
Gene Information   human ... ALB(213), PTPN1(5770)



1 kg in poly bottle

10, 25 kg in fiber drum

Other Notes

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Price and Availability

Suggested Laboratory Gloves

Laboratory GlovesThis substance has been tested against several types of hand protection for CE compliance. Click below to find the recommended gloves for handling this product.

Safety & Documentation

Safety Information

Signal word 
Hazard statements 
Personal Protective Equipment 
NONH for all modes of transport
WGK Germany 
Flash Point(F) 
314.6 °F
Flash Point(C) 
157 °C
Protocols & Articles


Determination of Water Content in Salicylic acid Using Karl Fischer Titration

Phenols behave differently. Most of them can be titrated in the usual manner, some are oxidized by iodine. o-Cresol shows a slight tendency towards oxidation, divalent phenols are easily oxidized. Py...
Keywords: Oxidations, Pharmaceutical, Titrations

Securing a Traceable Supply Chain for Food Grade Flavor Ingredients

Introduction Defining "Food Grade" Understanding "Food Grade" Versus "Industrial Grade" Top Questions to Ask a Flavor & Fragrances Supplier The Sigma-Aldrich Approach
Dr. Luke Grocholl
Quality Assurance Supervisor, Sigma-Aldrich Flavors & Fragrances
Keywords: Food & Beverage, Food Safety, Solvents

Understanding the Complexities of Kosher Ingredients

Introduction What is Kosher Product Considerations for Kosher Certification Kosher's Added Benefit to the Food Industry Sigma-Aldrich's Kosher Experience and Offering
Dr. Luke Grocholl1, Rabbi Gershon Segal

1Dr. Luke Grocholl, Quality Assurance Supervisor, Sigma-Aldrich Flavors & Fragrances
Keywords: Fermentation, Food & Beverage, Safety industry

Related Content

Flavors and Fragrances Quality and Regulatory

From a comprehensive vendor approval process, to the testing of raw material at receipt as well as when product is ready to be shipped; we prove our dedication to supply chain transparency, every day.
Keywords: Food Safety

Peer-Reviewed Papers


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