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Food Grade USP N-Acetyl-L-Cysteine
| Price | $32.00 |
|---|---|
| Min Order | 25 kg |
| Availability | In Stock |
| Shipping From | Shandong, China |
| Popularity | 534 people viewed |
Model NO.:
99%
CAS No.:
616-91-1
Formula:
C5h9no3s
EINECS:
210-498-3
Color:
White
Appearance:
Powder
Assay:
98.5~101.0%
pH:
2.0~2.8
Specific Optical Rotation[a]D20°:
+21~+27
Melting Point, ºC:
106~110
Transmittance:
Min 98.0%
Loss on Drying:
Max 0.5%
Residue on Ignition:
Max 0.2%
Chloride:
Max 0.04%
Sulfate:
Max 0.03%
Heavy Metals (as Pb):
Max 0.001%
Trademark:
songwal
Transport Package:
Drum/Carton
Specification:
25kg/drum/carton
Origin:
China
HS Code:
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
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
| ITEM | SPECIFICATIONS | TEST RESULTS |
| Appearance | White crystals or crystalline powder | White crystalline powder |
| Assay, % | 98.5~101.0 | 99.3 |
| Identification | Infrared absorption | Conforms |
| pH value | 2.0~2.8 | 2.21 |
| Specific optical rotation[a]D20° | +21°~+27° | +25.4° |
| Melting point, ºC | 106~110 | 107~109 |
| Transmittance, % | ≥98.0% | 98.9% |
| Loss on drying, % | ≤0.5 | 0.15 |
| Residue on ignition, % | ≤0.2 | 0.09 |
| 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 acids | Not detectable | Not detectable |
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