Specification for tamarind wood charcoal : Moisture: max 8%, Ash: 4%, Calories: 6000 kcal up, Size: 5 cm up, Shape: lump size. Specification for halaban / alaban wood charcoal: Moisture: max 8%, Ash: 4%, Calories: 6000 kcal up, Size: 5 cm up, Shape: lump size. Specification for sonokeling / rosewood wood charcoal: Moisture: max 8%, Ash: 4%, Calories: 6000 kcal up, Size: 5 cm up, Shape: lump size. Specification for mangrove wood charcoal: Moisture: max 8%, Ash: 4%, Calories: 8000 kcal up, Shape: lump size, stick / kachi, branch size and 5 cm up