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CE Factory Direct Supply High-Quality Additive/Amino Acid N-Acetyl-L-Cysteine with Low Price图1CE Factory Direct Supply High-Quality Additive/Amino Acid N-Acetyl-L-Cysteine with Low Price图2CE Factory Direct Supply High-Quality Additive/Amino Acid N-Acetyl-L-Cysteine with Low Price图3CE Factory Direct Supply High-Quality Additive/Amino Acid N-Acetyl-L-Cysteine with Low Price图4CE Factory Direct Supply High-Quality Additive/Amino Acid N-Acetyl-L-Cysteine with Low Price图5CE Factory Direct Supply High-Quality Additive/Amino Acid N-Acetyl-L-Cysteine with Low Price图6

CE Factory Direct Supply High-Quality Additive/Amino Acid N-Acetyl-L-Cysteine with Low Price

Price $32.00
Min Order 25 kg  
Shipping from Shandong, China
Quantity
-+
Product details
99%
616-91-1
C5h9no3s
210-498-3
White
Powder
98.5~101.0%
2.0~2.8
+21~+27
106~110
Min 98.0%
Max 0.5%
Max 0.2%
Max 0.04%
Max 0.03%
Max 0.001%
songwal
Drum/Carton
25kg/drum/carton
China
29309090
Product Description
INTRODUCTION
CAS NO.: 616-91-1
Molecular Formula: C5H9NO3S
Molecular Weight: 163.195
Dencity: 1.3±0.1 g/cm3
Boiling point: 407.7±40.0 °C at 760 mmHg
Melting point: 106-108 °C(lit.)
Flash(ing) point: 200.4±27.3 °C
EINECS NO.: 210-498-3

N-Acetyl-L-Cysteine (NAC) is a glutathione precursor derived from L-cysteine, long known for its antioxidant properties. NAC has a variety of clinical benefits, seen in cough, dry eyes, and influenza. It is also commonly used as an antidote for acetaminophen overdose and as a means to reduce nitrate tolerance.

SPECIFICATION
ITEMSPECIFICATIONSTEST RESULTS
AppearanceWhite crystals or crystalline powderWhite crystalline powder
Assay, %98.5~101.099.3
IdentificationInfrared absorptionConforms
pH value2.0~2.82.21
Specific optical rotation[a]D20°+21°~+27°+25.4°
Melting point, ºC106~110107~109
Transmittance, %98.0%98.9%
Loss on drying, % ≤0.50.15
Residue on ignition, % ≤0.20.09
Chloride, %≤0.04<0.04
Sulfate, %≤0.03<0.03
Ammonium, %≤0.02<0.02
Heavy metals (as Pb), % ≤0.001<0.001
Iron (Fe), %≤0.002<0.002
Other amino acidsNot detectableNot detectable

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