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Citric acid anhydrous
Citric acid anhydrous is a white crystalline powder used as a pH adjuster, chelating agent, and acidulant in food, pharmaceuticals, and industrial applications. It has a CAS number of 77-92-9, molecular formula C6H8O7, and a molecular weight of 192.12 g/mol. Stored at ambient temperatures, it carries a warning signal word due to potential irritation. Molekula supplies citric acid anhydrous from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
نظرة عامة
Citric acid anhydrous is a white crystalline powder used as a pH adjuster, chelating agent, and acidulant in food, pharmaceuticals, and industrial applications. It has a CAS number of 77-92-9, molecular formula C6H8O7, and a molecular weight of 192.12 g/mol. Stored at ambient temperatures, it carries a warning signal word due to potential irritation. Molekula supplies citric acid anhydrous from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
الأسعار ومقاسات التعبئة
المواصفات
| Property | Value |
|---|---|
| Appearance | Colourless crystals or white crystalline powder |
| Water | ≤0.2% |
| Heavy metals | ≤1ppm |
| Arsenic | ≤1ppm |
| Lead | ≤0.5ppm |
| Identification | Conforms to reference |
| Odour | Odourless |
| Colour | ≥98.00% (50% w/v; 405nm 1cm cell) |
| Sulfate (SO4) | ≤30ppm |
| Assay | ≥99.80% |
| Calcium | ≤10ppm |
| Iron | ≤1ppm |
| Copper | ≤1ppm |
| Magnesium | ≤1ppm |
| Chlorides | ≤5ppm |
| Mercury | ≤1ppm |
| Zinc | ≤1ppm |
| Aluminium | ≤0.2ppm |
| Oxalates | ≤10ppm |
| Barium | ≤1ppm |
| Oxalate (as oxalic acid) | ≤10ppm |
التخزين والتعامل
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Shelf Life | 24 months |
| Acidity | Acid |
التعرف
| Property | Value |
|---|---|
| SKU | 34135032 |
| CAS Number | 77-92-9 |
| Molecular Formula | HOC(COOH)(CH2COOH)2 |
| Molecular Weight | 192.12 |
| SMILES | C(C(=O)O)C(CC(=O)O)(C(=O)O)O |
| REACH Code | Y113 |
| TSCA Listed | Yes |
| HTS Code | 29181400 |
| Tariff Code | 2918140090 |
السلامة ونظام التصنيف والتحذير العالمي
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Health Hazard
GHS07
بيانات الخطر
- H319 Causes serious eye irritation
- H335 May cause respiratory irritation
- USH01 May form combustible dust concentrations in air
إقرارات احترازية
- P210 Keep away from heat/sparks/open flames/hot surfaces - No smoking
- P261 Avoid breathing dust/fume/gas/mist/vapours/spray
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P302+352 IF ON SKIN: Wash with soap and water
- P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing
- P337+313 If eye irritation persists get medical advice/attention
مخصص للأغراض البحثية والصناعية فقط
الوثائق
أوراق بيانات السلامة (SDS)
متوفر بـ IT, DE, ES, FR, EN.
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IT - (34135032) CITRIC ACID ANHYDROUS [77-92-9].pdf
SDS · IT · 223 KB
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DE - (34135032) CITRIC ACID ANHYDROUS [77-92-9].pdf
SDS · DE · 228 KB
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ES - (34135032) CITRIC ACID ANHYDROUS [77-92-9].pdf
SDS · ES · 229 KB
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FR - (34135032) CITRIC ACID ANHYDROUS [77-92-9].pdf
SDS · FR · 229 KB
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EN - (34135032) CITRIC ACID ANHYDROUS [77-92-9].pdf
SDS · EN · 222 KB
شهادة التحليل (CoA) حسب الدفعة
أدخل رقم الدفعة أو الحزمة للحصول على شهادة المطابقة الخاصة بهذه الدفعة المحددة. يمكننا إنشاء واحدة من بيانات المواصفات إذا لم تكن هناك نسخة PDF محفوظة.
مرادفات
لا توجد أسماء بديلة مسجلة لهذا المنتج.
الأسئلة الشائعة
What is citric acid anhydrous used for?
It is commonly used as a pH adjuster, chelating agent, and acidulant in food, pharmaceuticals, and cleaning products.
What is the chemical formula and molecular weight of citric acid anhydrous?
The formula is C6H8O7 and the molecular weight is 192.12 g/mol.
How should citric acid anhydrous be stored?
Store at ambient temperature in a dry, well-ventilated area away from incompatible materials.
What grade of citric acid anhydrous is available?
Available in food grade and technical grade; please specify your application when ordering.
Can Molekula supply citric acid anhydrous in bulk?
Yes, bulk quantities are available—contact our sales team for pricing and availability.
What documentation comes with a purchase of citric acid anhydrous?
Each order includes a Certificate of Analysis (CoA) and Safety Data Sheet (SDS) upon request.
جاهز للطلب أو تحتاج إلى حزمة مخصصة؟
أخبرنا بالمنتج، والجودة، والكمية — عادةً ما نرد خلال يوم عمل واحد بأسعار التوريد وموعد التسليم.