Penconazole CAS NO.66246-88-6

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Product name	Penconazole
General info	Function: Fungicide
	Specification: 95%TC, 20%EW,20%EC
	CAS: 66246-88-6
	High effective agrochemical
Toxicology	Reviews FAO/WHO 65, 67 (see part 2 of the Bibliography). Oral Acute oral LD50 for rats 2125, mice 2444 mg/kg. Skin and eye Acute percutaneous LD50 for rats >3000 mg/kg. Not a skin irritant; irritating to eyes (rabbits). Not a skin sensitiser (guinea pigs). Inhalation LC50 (4 h) for rats >4000 mg/m3. NOEL (2 y) for rats 3.8, mice 0.71 mg/kg b.w. daily; (1 y) for dogs 3.3 mg/kg b.w. daily. ADI (JMPR) 0.03 mg/kg b.w. [1992]. Other Not mutagenic, not teratogenic, not oncogenic. Toxicity class WHO (a.i.) U
Applications	Mode of action Systemic fungicide with protective and curative action. Absorbed by the leaves, with translocation acropetally. Uses Control of powdery mildew, pome fruit scab and other pathogenic Ascomycetes, Basidiomycetes and Deuteromycetes on vines, pome fruit, stone fruit, ornamentals, hops and vegetables, at 25-75 g/ha. Formulation types EC; EW; WP.

Item	Standard		Test Results
Identification	A.H-NMR:Comply with the structure		Complies
	B.LC-MS:Comply with the structure		Complies
	C.The IR spectrum of sample should be identical with that of reference standard;		Complies
	D.HPLC-ESI-MS		Complies
	The retention time of the major peak in the chromatogram of the Assay preparation corresponds to that in the chromatogram of the Standard preparation, as obtained in the Assay.
Heavy metals	≤10 ppm		<10ppm
Water	≤1.0%		0.10%
Sulphated ash	≤0.5%, determined on 1.0 g.		0.01%
Related substances	Unspecified impurities: for each impurity	≤0.10%	<0.10%
	Total Impurity	≤0.5%	0.18%
Purity	≥99.0%		99.70%
Assay	99.0%~101.0% (anhydrous substance).		99.80%
Storage	Preserve in well-closed, light-resistant and airtight containers.		Complies