Specification sheet
Sesame: Gadarif White
PW-SPEC-SGW-01 · v1.0 · September 2026
1. Product & origin
The white seed the trade prices against — for tahini, halva, bakery and premium oil pressing, where the seed is seen and tasted.
2. Specification
| Parameter | Standard export | Optical-sorted | Method |
|---|---|---|---|
| Purity | 99 % min. | 99.5 % min. | ISO 658 / SSMO physical analysis |
| Admixture | 1.0 % max. | 0.35 % max. | Gravimetric sieving analysis |
| Foreign matter | 1.0 % max. | 0.5 % max. | Manual separation and weighing |
| Moisture | 6.0 % max. | 5.0 % max. | ISO 665, oven drying at 103 °C |
| Other color seeds | 2.0 % max. | 1.0 % max. | Visual count / optical inspection |
| Free fatty acids (as oleic) | 2.0 % max. | 1.5 % max. | ISO 660, acid-base titration |
| Oil content | 48 % min. | 48 % min. | ISO 659, solvent extraction |
| Infestation | Nil | Nil | Visual and entomological examination |
| Seed coat color | Natural white | Uniform bright white | Colorimeter |
| Seed dimensions | 3 to 4 × 2 mm | 3 to 4 × 2 mm | Caliper measurement |
| Weight of 1,000 seeds | 1.9 to 4.2 g | 1.9 to 4.2 g | Gravimetric seed count |
| Bulk density | 550 to 700 kg/m³ | 550 to 700 kg/m³ | Tapped volumetric measurement |
| The standard grade is cleaned by multi-stage mechanical sieving and air screening. The optical-sorted grade is the same seed taken through optical sorting to remove off-color and broken seed. | |||
Certificate of analysis
| Parameter | Specification | Method |
|---|---|---|
| Aflatoxin B1 / total | 2 / 4 µg/kg (EU limit) | HPLC with fluorescence detection / LC-MS/MS |
| Salmonella spp. | Absent in 25 g | ISO 6579 |
| Escherichia coli | < 10 cfu/g | ISO 16649, plate count |
| Pesticide residues | Below Codex / EFSA MRLs | GC-MS/MS and LC-MS/MS multi-residue screen |
| Heavy metals, lead / cadmium | 0.10 / 0.05 mg/kg max. | ICP-MS |
| SSMO certification is standard on every export lot. Additional panels can be run through an international laboratory on request. | ||
3. Applications brief
Gadarif White goes where the seed is seen and tasted — tahini, halva, bakery toppings, premium oil pressing.
4. Packaging & storage
Packing: 25 or 50 kg woven PP, or multi-wall kraft.
| Parameter | Gadarif White |
|---|---|
| Bag | 25 or 50 kg woven PP, or multi-wall kraft |
| 20-ft FCL | 19 MT |
| 40-ft FCL | 27 MT |
| Container liner | Kraft liner with desiccant bags |
| Fumigation | Mandatory before shipment |
Storage. Store cool, dry and ventilated, away from direct sun.
5. Documentation
Every export lot ships with a certificate of analysis; supporting records available on request.