{
	"$schema": "https://json-schema.org/draft/2020-12/schema",
	"$id": "https://schema.twindev.org/unece/UneceChemical",
	"title": "UneceChemical",
	"description": "Any clearly defined substance having a defined molecular composition.",
	"type": "object",
	"properties": {
		"@context": {
			"$ref": "https://schema.twindev.org/unece/UneceContextType",
			"description": "JSON-LD Context."
		},
		"type": {
			"const": "Chemical",
			"description": "JSON-LD Type."
		},
		"applicableHazardousMaterial": {
			"$ref": "https://schema.twindev.org/unece/UneceHazardousMaterial",
			"description": "An applicable toxicological hazardous material for this distinct chemical."
		},
		"applicableProductCharacteristic": {
			"type": "array",
			"items": {
				"$ref": "https://schema.twindev.org/unece/UneceProductCharacteristic"
			},
			"description": "A product characteristic applicable to this distinct chemical."
		},
		"applicableSustainabilityCharacteristic": {
			"type": "array",
			"items": {
				"$ref": "https://schema.twindev.org/unece/UneceSustainabilityCharacteristic"
			},
			"description": "A sustainability characteristic applicable to this distinct chemical."
		},
		"commonName": {
			"type": "string",
			"description": "A common name, expressed as text, for this distinct chemical."
		},
		"familyName": {
			"type": "string",
			"description": "The family name expressed as text for this distinct chemical."
		},
		"formulaDescription": {
			"type": "string",
			"description": "The textual description of the formula for this distinct chemical."
		},
		"identifier": {
			"anyOf": [
				{
					"type": "string"
				},
				{
					"$ref": "https://schema.twindev.org/json-ld/JsonLdValueObject"
				}
			],
			"description": "An identifier of this distinct chemical."
		},
		"massMeasure": {
			"type": "array",
			"items": {
				"$ref": "https://schema.twindev.org/unece/UneceMeasureType"
			},
			"description": "A measure of the mass of this distinct chemical."
		},
		"massRatioMeasure": {
			"type": "array",
			"items": {
				"$ref": "https://schema.twindev.org/unece/UneceMeasureType"
			},
			"description": "A mass measure of this distinct chemical expressed as a ratio to another mass, such as the total mass."
		},
		"molecularWeightMeasure": {
			"$ref": "https://schema.twindev.org/unece/UneceMeasureType",
			"description": "The measure of the molecular weight (in grams) for this distinct chemical."
		},
		"presenceMeasurement": {
			"$ref": "https://schema.twindev.org/unece/UneceIngredientRangeMeasurement",
			"description": "A measurement of the range of the presence of an ingredient in this distinct chemical."
		},
		"presencePercent": {
			"type": "string",
			"description": "The percentage of the presence of distinct chemical."
		},
		"scientificName": {
			"type": "string",
			"description": "The scientific name, expressed as text, for this distinct chemical."
		},
		"specifiedProductCertificate": {
			"type": "array",
			"items": {
				"$ref": "https://schema.twindev.org/unece/UneceProductCertificate"
			},
			"description": "A product certificate specified for this distinct chemical."
		},
		"synonymName": {
			"type": "string",
			"description": "A synonym name, expressed as text, for this distinct chemical."
		},
		"typeCode": {
			"anyOf": [
				{
					"$ref": "https://schema.twindev.org/unece/UneceChemicalTypeCodeList"
				},
				{
					"type": "string"
				}
			],
			"description": "The code specifying the type of distinct chemical."
		},
		"volumeMeasure": {
			"type": "array",
			"items": {
				"$ref": "https://schema.twindev.org/unece/UneceMeasureType"
			},
			"description": "A measure of the volume of this distinct chemical."
		},
		"volumeRatioMeasure": {
			"type": "array",
			"items": {
				"$ref": "https://schema.twindev.org/unece/UneceMeasureType"
			},
			"description": "A measure of the volume of this distinct chemical expressed as a ratio to another volume, such as the total volume."
		},
		"weightMeasure": {
			"type": "array",
			"items": {
				"$ref": "https://schema.twindev.org/unece/UneceMeasureType"
			},
			"description": "A measure of the weight of this distinct chemical."
		}
	},
	"required": ["type"]
}