Apa Itu Potassium Bitartrate (Cream of Tartar, E336)? Aplikasi, Dosis, Alternatif & Spesifikasi
Terakhir diperbarui: 2026-11-14 · CAS 868-14-4 · grade pangan
- Data singkat
- Nama
- Potassium Bitartrate (Cream of Tartar, E336)
- Nomor CAS
- 868-14-4
- Grade
- grade pangan
- Sertifikasi
- ISO 9001 · ISO 22000 · HACCP · FAMI-QS · Kosher · Halal · GMP · SGS
- Bidang aplikasi
- 2
- Dokumentasi
- COA · TDS · SDS
Ringkasan
Potassium bitartrate is the monopotassium salt of tartaric acid, a natural crystalline precipitate formed during wine fermentation, commonly known as cream of tartar. As an organic acid salt, it has extensive applications in the food industry. Basic Information: Chinese Name:
CAS Number: 868–14–4
EINECS Number: 212–769–1
Aplikasi
Perbandingan dengan Other Tartrates
Comparison Dimension
Selection Guidance
Baked Goods Leavening: Prioritize potassium bitartrate; compared to other acidic leavening agents, it provides gentler gas production and better…
Spesifikasi
| Parameter | Specification |
|---|---|
| Test Method | |
| Bentuk | White crystalline powder |
| Visual | |
| Potassium Bitartrate Content (dry basis), w/% | ≥ 99.0 |
| Titration | |
| Loss on Drying, w/% | ≤ 0.5 |
| Dried at 105°C | |
| pH (1% solution) | 3.5–4.0 |
| pH meter | |
| Arsenic (As), mg/kg | ≤ 3 |
| Atomic fluorescence/Arsenic spot test | |
| Heavy Metals (as Pb), mg/kg | ≤ 10 |
| Atomic absorption spectroscopy | |
| Lead (Pb), mg/kg | ≤ 2 |
| Atomic absorption spectroscopy | |
| Analytical Reagent (AR) Specifications | Parameter |
| Specification | |
| Assay (KHC4H4O6), w/% | ≥ 99.5 |
| Clarity Test | ≤ 3 |
| Insoluble in HCl, w/% | ≤ 0.005 |
| Chloride (Cl), w/% | ≤ 0.001 |
| Sulfate (SO4), w/% | ≤ 0.005 |
| Phosphate (PO4), w/% | ≤ 0.002 |
| Ammonium (NH4), w/% | ≤ 0.005 |
| Sodium (Na), w/% | ≤ 0.02 |
| Iron (Fe), w/% | ≤ 0.001 |
| Heavy Metals (as Pb), w/% | ≤ 0.001 |
| 2.2 Product Grade Classification | Grade |
| Purity Requirement | Key Characteristics |
| Typical Applications | |
| Food Grade | ≥99.0% |
| Compliant with GB 25556–2010, strict impurity control | Food additives, leavening agents, acidity regulators |
| Pharmaceutical Grade | ≥99.5% |
| Compliant with USP standards, strict microbial control | Pharmaceutical excipients, buffers |
| Analytical Reagent (AR) | ≥99.5% |
| High purity, low impurities | Laboratory analysis, volumetric analysis reagents |
| Chemical Pure (CP) | ≥99.0% |
| Moderate impurity tolerance | General chemical experiments, industrial raw materials |
| 2.3 Packaging and Storage Requirements | Parameter |
| Requirement | |
| Packaging Forms | 25kg woven bags (lined with plastic), 25kg fiber drums, 250g/500g plastic bottles |
| Storage Requirements | Room temperature, protected from light, well-ventilated dry place, sealed |
| Environmental Requirements | Dry conditions, avoid moisture absorption |
| Masa Simpan | 24 months under specified conditions |
| 3. Core Application Areas |
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.