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Citric Acid

Citric Acid Monohydrate
Citric Acid Dihydrate
Citri Acid Anhydrous
C₆H₈O₇
CAS:77-92-9
EINECS:201-069-1

Citric acid (CA),also known as citric acid,with the molecular formula of C₆H₈O₇,is an important organic acid,which is colorless crystal,odorless,has a strong sour taste,and is easily soluble in water.It is an acidity regulator (GB2760-2014) and a food additive.

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product description

Melting point	153-159 °C (lit.)
Boiling point	248.08°C (rough estimate)
density	1.67 g/cm3 at 20 °C
vapor density	7.26 (vs air)
vapor pressure	<0.1 hPa (20 °C)
refractive index	1.493~1.509
FEMA	2306 \| CITRIC ACID
Fp	100 °C
storage temp.	2-8°C
solubility	Citric acid also dissolves in absolute (anhydrous) ethanol (76 parts of citric acid per 100 parts of ethanol) at 15 °C.
form	grit
pka	3.14(at 20℃)
color	White
PH	3.24(1 mM solution);2.62(10 mM solution);2.08(100 mM solution);
Odor	Odorless
Odor Type	odorless
explosive limit	8%, 65°F
Water Solubility	soluble in Water (1174g/L at 10°C, 1809g/L at 30°C, 3825g/L at 80°C).
Sensitive	Hygroscopic
λmax	λ: 260 nm Amax: 0.20 λ: 280 nm Amax: 0.10
Merck	14,2326
JECFA Number	218
BRN	782061
Stability:	Stable. Incompatible with bases, strong oxidizing agents, reducing agents, metal nitrates.
InChIKey	KRKNYBCHXYNGOX-UHFFFAOYSA-N
LogP	-1.64
CAS DataBase Reference	77-92-9(CAS DataBase Reference)
NIST Chemistry Reference	1,2,3-Propanetricarboxylic acid, 2-hydroxy-(77-92-9)
EPA Substance Registry System	Citric acid (77-92-9)

Safety Information

Hazard Codes	Xi,C,T
Risk Statements	41-36/37/38-36/38-37/38-34-36-35-61-60
Safety Statements	26-39-37/39-24/25-36/37/39-45-36-53
RIDADR	UN 1789 8/PG 3
WGK Germany	1
RTECS	GE7350000
F	9
TSCA	Yes
HS Code	2918 14 00
Hazardous Substances Data	77-92-9(Hazardous Substances Data)
Toxicity	LD50 in mice, rats (mmol/kg): 5.0, 4.6 i.p. (Gruber, Halbeisen)

Product Application

citric acid has astringent and anti-oxidant properties. It can also be used as a product stabilizer, pH adjuster, and preservative with a low sensitizing potential. It is not usually irritating to normal skin, but it can cause burning and redness when applied to chapped, cracked, or otherwise inflamed skin. It is derived from citrus fruits.

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Inventory 2-3 working days New manufacturing 7-10 working days

Mode of Transportation
1. By Air, fast but expensive.
2. By Sea, usual and economy.
3. By Train, suit for middle Asia countries.
4. By Express, suit for small package.
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