Menthol crystals are cooling, refreshing, and have a pleasantly strong minty aroma.DetailsThey are often used in cosmetics, salves, balms, medicated creams, throat lozenges, toothpaste, mouthwash, gum, foot sprays, pain relief or cooling body products, shampoos, conditioners, liniments, shaving creams, oral or throat sprays, compresses, medicated oils, and cooling gels.Menthol crystals are excellent for use in these products to help relieve muscular aches and pains, coughing, congestion, the flu, and upper respiratory problems. Since Menthol crystals are so concentrated, only a very small amount is needed within products.When purchasing Menthol crystals remember that a good quality menthol crystal usually contains not less than 99.4% menthol.
	
	
		
			
				 
			
					ITEM
				 
				
					STANDARD
				 
			
				 
			
					 
				
						Appearance
					
				
					 
			
						Colorless, transparent hexagonal or needlelike crystals
					
				
				 
			
					 
				
						Odor
					
				
					 
			
						Have the characteristic odor ofChinese natural menthol
					
				
				 
			
					 
				
						Purity (%)
					
				
					 
			
						>= 99.5
					
				
				 
			
					 
				
						Melting point (℃)
					
				
					 
			
						41.5 ~ 44.0
					
				
				 
			
					 
				
						Solubility (25 ℃)
					
				
					 
			
						Melting 1 gram test sample into 5ml 90% alcohol
					
				
				 
			
					 
				
						Non- volatile matter (%)
					
				
					 
			
						=< 0.05
					
				
				 
			
					 
				
						Specific rotation(25℃)
					
				
					 
			
						- 50° ~ - 49°
					
				
				 
			
					 
				
						Arsenic (As)
					
				
					 
			
						=< 3 mg/kg
					
				
				 
			
					 
				
						Lead (Pb)
					
				
					 
			
						=< 2 mg/ kg
					
				
				 
			
					 
				
						Mercury (Hg)
					
				
					 
			
						=< 1 mg/ kg
					
				
				 
		
	
					 
				
						Heavy Metals (as PB)
					
				
					 
			
						=< 10 mg/ kg