Product Properties: It is Colorless, transparent and syrupy liquid;It is odorless and tastes very sour;its melting point is 42.35;it is easily soluble in water and resolves in ethanol;it may irritate human skin to cause phlogosis and destroy the issue of human body;it has got hydroscopic.

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Product Usage:
Mandelic acid has a long history of use in the medical community as an antibacterial, particularly in the
treatment of urinary tract infections. It has also been used as an oral antibiotic, and as a component of
'chemical face peels', along with other alpha-hydroxy acids (AHAs).
Tests Specifications Results
Assay 98.5% to 101.0% 99.70%
Appearance White crystalline powder White crystalline powder
Odor and taste Characteristic Complies
Specific rotation -155±2° Complies
Melting range 130 to 134°C 131 to 133°C
Loss on drying MAX.0.5% 0.3%
Residue on ignition MAX. 0.2% 0.05%
Heavy metals MAX.10 PPM Complies
Microbiology controlTotal Plate Count
Yeast & Mold
E.Coli
S.Aureus
Salmonella
MAX.1,000cfu/g
MAX.100cfu/g
Negative
Negative
Negative
NMT 1,000cfu/g
NMT 100cfu/g
Complies
Complies
Complies
1.Mandelic acid:
Cyanide---hydrolysis--- crystallization ---Mother liquor treatment—Refined---Final product
2.Tartaric acid:
Epoxidation--- hydrolysis--- crystallization---- separate----- exhalation
3.Itaconic acid:
Fermentation---Seperation---Decotoration---Anionexchange---Elution---
Cation exchange---vacuum concentration---cooling---seperation---Drying-----Final product
4.Hypophosphorous acid:

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Dissolve---- Resin exchange----Filter----Condense
5.Sulfamic acid:
Dissolve---Reaction----Seperation ----Dissolve--- Recrystallization---Seperation—Drying
6.Azodiisobutyrodinitrile
Dissolve---Reaction---Cool down---Mixing--Filter---Remove moisture--- Recrystallization--- Final product
7.N-methylformamide
Dissolve---Reaction---First distillation---Distillation---Final product
8.N,N-Dimethylformamide
Dissolve--- Esterification---Reaction---Distillatio---Vacuum distillation---Final product
9.Methyl thioglycolate
Reaction---churn---catalytic--- Reflux reaction---Rinse---Remove moisture--- Final product
10.Dimethyl sulfoxide
Reaction---Oxidation---Depressurize---Distillation---Final product
11. Potassium silicate:
Fushing---solidfying---cooling—coarse---crushing—
pressurized---dissolved---clarification---filtration---evaporate concentration---final products
12.Zirconium carbonate:
Ballmilling---drying---ballmilling---adjustPH---washing---centrifugal separation---final product
13.Lithium bromide:
Neutralize---barium removal---decoloration----filtration---concentration--
Filtration--concentration---crystallization--separation---final product
14.Potassium aluminium sulfate
Reaction---Mixing---Cool down---Crystallization---Final product
15.Strontium nitrate
Caremovel---washing---translatiion---washing----compound---evaporation--separatin---dissolve--precipat
ed---washing---filtration---drying--final product
16. Cerium oxide
Recipitate----Roast----Crush--- Precision grading---Final product
17. Chromium oxide green
Heating----Thermal decomposition----Cooling---Crushing---Final product