Apa Itu Sodium Metabisulfite (SMBS, E223)? Aplikasi, Dosis, Alternatif & Spesifikasi
Terakhir diperbarui: 2026-11-14 · CAS 7681-57-4 · grade pangan
- Data singkat
- Nama
- Sodium Metabisulfite (SMBS, E223)
- Nomor CAS
- 7681-57-4
- Grade
- grade pangan
- Sertifikasi
- ISO 9001 · ISO 22000 · HACCP · FAMI-QS · Kosher · Halal · GMP · SGS
- Bidang aplikasi
- 1
- Dokumentasi
- COA · TDS · SDS
Ringkasan
Sodium Metabisulfite is the sodium salt of pyrosulfurous acid, with the chemical formula Na2S2O5. As the most widely used variety of sulfite additives, it serves multiple functions in food processing including preservation, antioxidant, bleaching, and dough conditioning. Basic Information:
CAS Number: 7681–57–4
EINECS Number: 231–673–0
Aplikasi
Perbandingan dengan Other Sulfites
Comparison Dimension
Spesifikasi
| Specific Functions and Uses | Market Characteristics and Dosage | |
|---|---|---|
| Food Industry | Preservative, antioxidant, bleaching agent, dough conditioner. Used in wine/fermented beverages (antioxidant), preserves/dehydrated vegetables (color protection), starch syrup (bleaching), biscuits/pastries (dough conditioning). | One of the largest application areas. Wine: SO2 residue ≤50mg/L; dried vegetables: SO2 residue ≤0.1g/kg. |
| Water Treatment | Dechlorination agent, reducing agent. Used for drinking water dechlorination, industrial wastewater treatment. | Reaction: SO2 + Cl2 + 2H2O → H2SO4 + 2HCl; dosage 1–5ppm. |
| Textile and Dyeing | Reducing agent, bleaching agent. Used for fabric bleaching, dye reduction. | Traditional application, stable demand. |
| Paper Industry | Bleaching agent, reducing agent. Used for pulp bleaching. | Stable demand in niche applications. |
| Mining Industry | Flotation agent, depressant. Used for mineral flotation. | Industrial applications. |
| Pharmaceutical Industry | Antioxidant excipient for injections. Used for drug formulation stabilization. | Dosage 0.01%-0.1%. |
| 3.1 Food Industry Applications |
Kemasan & Penyimpanan
- Pengemasan: 25kg net fiber drum with double PE liner.
- Sampel: 100-500g free sample available.
- Penyimpanan: Keep in tightly closed packaging, cool, dry, well-ventilated. Protect from light and moisture.
- Masa Simpan: 24 months from production date.
Mutu & Sertifikasi
Setiap batch diuji oleh laboratorium QC internal. COA, TDS, SDS disertakan dengan setiap pengiriman.
Regulasi & Kepatuhan
EU
Complies with EU regulations and FAMI-QS standards.
AS
Memenuhi persyaratan FDA dan AAFCO.
Tiongkok
Terdaftar sesuai regulasi MOA Tiongkok.
International
Kosher, Halal, ISO certified. FTA forms available.
Keamanan & Penanganan
- Hazard Class: Generally non-hazardous. Refer to SDS for details.
- Penyimpanan: Suhu ruang, kering, tertutup rapat. Hindari oksidator kuat.
- Transportasi: Non-dangerous goods. Standard sea/air freight.
- SDS: Tersedia atas permintaan di sales@xadditive.cn.
Pertanyaan umum
T1: MOQ?
MOQ 1kg untuk uji coba, 25kg untuk pesanan reguler. Sampel gratis tersedia.
T2: Masa simpan?
24 bulan sejak tanggal produksi bila disimpan dengan benar.
T3: Sertifikasi?
ISO 9001, ISO 22000, HACCP, FAMI-QS, Kosher, Halal, COA, SDS, TDS.
How to get quote?
Email sales@xadditive.cn with your requirement. Reply within 30 minutes.
Minta penawaran & COA
Minta lembar spesifikasi terkini, contoh COA, dan penawaran jumlah besar — dibalas dalam 30 menit pada hari kerja.