Test nhanh KYORITSU – Nhật Test nhanh KYORITSU – Nhật

Test nhanh KYORITSU – Nhật Test nhanh KYORITSU – Nhật

Test nhanh COD thang cao Pack Test  WAK-COD(H) – KYORITSUModel WAK-COD(H)
Hãng sản xuất:  KYORITSU – Nhật. 
-Thang đo: 0, 30, 60, 120, 200, >= 250 ppm (mg/l)
-Thời gian phản ứng:
Nhiệt độ mẫu. 10º : 6 phút.
Nhiệt độ mẫu. 20º : 5 phút.
Nhiệt độ mẫu. 30º : 4 phút.
-Số lượng: 50 (cái/hộp)
-Nặng khoảng : 140g
-Kích thước hộp: 165L × 110W × 65H mm

Tên mẫu thử		Model	Thang đo (mg/L=ppm)	Reaction Time	Cái/hộp
Ag	Silver	WAK-Ag	0, 0.5, 1, 2, ≥5 mg/L	3 min.	50
Al	Aluminum	WAK-Al	0, 0.05, 0.1, 0.2, 0.5, 1 mg/L	1 min.	40
Au	Gold	WAK-Au	0, 2, 5, 10, 20 mg/L	30 sec.	40
B(C)	Boron (High Range)	WAK-B(C)	0, 5, 10, 20, 50, 100 mg/L	10 min.	40
B	Boron	WAK-B	0, 0.5, 1, 2, 5, 10 mg/L	30 min.	50
Ca	Calcium	WAK-Ca	0, 2, 5, 10, 20, ≥50 mg/L	2 min.	50
	Calcium Hardness		0, 5, 12.5, 25, 50, ≥125 mg/L
Cblt	Cobalt	WAK-Cblt	0, 0.5, 1, 2, 5, ≥10 mg/L	3 min.	40
Cl(300)	Chloride (300)	WAK-Cl(300)	≤200, about 250, ≥300 mg/L	10 sec.	40
Cl(200)	Chloride (200)	WAK-Cl(200)	≤100, about 150, ≥200 mg/L	10 sec.	40
Cl(D)	Chloride (Low Range)	WAK-Cl(D)	0, 2, 5, 10, 20, ≥50 mg/L	1 min.	40
ClO(C)	Residual Chlorine (High Range)	WAK-ClO(C)	5, 10, 20, 30, 50, 100, 150, 200, 300, 600, ≥1000 mg/L	10 sec.	50
ClO·DP	Residual Chlorine (Free)	WAK-ClO·DP	0.1, 0.2, 0.4, 1, 2, 5 mg/L	10 sec.	50
T·ClO	Total Residual Chlorine	WAK-T·ClO	0.1, 0.2, 0.4, 1, 2, 5 mg/L	2 min.	50
ClO2	Chlorine Dioxide	WAK-ClO2	0.2, 0.4, 0.6, 1, 2, 5, 10 mg/L	10 sec.	40
NaClO2	Sodium Chlorite	WAK-NaClO2	5, 10, 20, 50, 100, 150, 200, 300, 500, ≥1000 mg/L	10 sec.	40
NaClO2(D)	Sodium Chlorite (Low Range)	WAK-NaClO2(D)	0.1, 0.2, 0.5, 1, 2, 5 mg/L	1 min.	40
CN-2	Free Cyanide	WAK-CN-2	≤0.02, 0.05, 0.1, 0.2, 0.5, 1, 2 mg/L	8 min.	40
COD(H)	COD (High Range)	WAK-COD(H)	0, 30, 60, 120, 200, ≥250 mg/L	5 min.	50
COD	COD	WAK-COD	0, 5, 10, 13, 20, 50, 100 mg/L	5 min.	50
COD(D)	COD (Low Range)	WAK-COD(D)	0, 2, 4, 6, ≥8 mg/L	5 min.	50
Cr6+	Chromium (Hexavalent)	WAK-Cr6+	0.05, 0.1, 0.2, 0.5, 1, 2 mg/L	2 min.	50
Cr·T	Total Chromium	WAK-Cr·T	0.5, 1, 2, 5, 10, 20 mg/L	5.5 min.	40
CS	Cationic Surfactants	WAK-CS	0, 5, 10, 20, ≥50 mg/L	5 min.	50
Cu	Copper	WAK-Cu	0.5, 1, 2, 3, 5, ≥10 mg/L	1 min.	50
CuM	Copper (DDTC)	WAK-CuM	0.5, 1, 3, 5, 10 mg/L	2 min.	50
F	Fluoride (Free)	WAK-F	0, 0.4, 0.8, 1.5, 3, ≥8 mg/L	10 min.	50
Fe	Iron	WAK-Fe	0.2, 0.5, 1, 2, 5, 10 mg/L	2 min.	50
Fe(D)	Iron (Low Range)	WAK-Fe(D)	0.05, 0.1, 0.3, 0.5, 1, 2 mg/L	2 min.	50
Fe2+	Iron (Divalent)	WAK-Fe2+	0.2, 0.5, 1, 2, 5, 10 mg/L	30 sec.	50
Fe2+(D)	Iron (Divalent) (Low Range)	WAK-Fe2+(D)	0.1, 0.2, 0.5, 0.8, 1.2, 2.5 mg/L	30 sec.	50
Fe3+	Iron (Trivalent)	WAK-Fe3+	2, 5, 10, 20, 50, 100 mg/L	30 sec.	50
FOR	Formaldehyde	WAK-FOR	0, 0.1, 0.2, 0.3, 0.5, 1, 2 mg/L	4 min.	40
H2O2(C)	Hydrogen Peroxide	WAK-H2O2(C)	3, 7, 13, 20, 35, 70, 100, 130, 200, 400, 700 mg/L	20 sec.	50
	(High Range)
H2O2	Hydrogen Peroxide	WAK-H2O2	0.05, 0.1, 0.2, 0.5, 1, 2, 5 mg/L	1 min.	50
HYD	Hydrazine	WAK-HYD	0.05, 0.1, 0.2, 0.5, 1, 2 mg/L	10 min.	40
MAL	M-Alikalinity	WAK-MAL	0, 20, 30, 40, 50, 60, 80, ≥100 CaCo3 mg/L	20 sec.	50
Me	Metals (Cu, Zn, Mn, Ni, Cd)	WAK-Me	0, 0.2, 0.5, 1, 2, ≥5 mg/L	1 min.	50
Mg	Magnesium	WAK-Mg	0, 1, 2, 5, 10, 20 mg/L	1 min.	50
	Magnesium Hardness		0, 4.1, 8.2, 20.5, 41, 82 mg/L
Mn	Manganese	WAK-Mn	0.5, 1, 2, 5, 10, 20 mg/L	30 sec.	50
Mo	Molybdenum	WAK-Mo	5, 10, 20, 50, 100, 200, 500 mg/L	1 min.	50
NH4(C)	Ammonium (High Range)	WAK-NH4(C)	0, 0.5, 1, 2, 5, 10, ≥20 mg/L	10 min.	50
	Ammonium-Nitrogen (High Range)		0, 0.5, 1, 2, 5, 10, ≥20 mg/L
NH4	Ammonium	WAK-NH4	0.2, 0.5, 1, 2, 5, 10 mg/L	5 min.	50
	Ammonium-Nitrogen		0.2, 0.5, 1, 2, 5, 10 mg/L
Ni	Nickel	WAK-Ni	0.5, 1, 2, 5, 10 mg/L	2 min.	50
Ni(D)	Nickel (DPM)	WAK-Ni(D)	0.3, 0.5, 1, 2, 5, 10 mg/L	2 min.	50
NO2(C)	Nitrite (High Range)	WAK-NO2(C)	16, 33, 66, 160, 330, ≥660 mg/L	5 min.	50
	Nitrite-Nitrogen (High Range)		5, 10, 20, 50, 100, ≥200 mg/L
NO2	Nitrite	WAK-NO2	0.02, 0.05, 0.1, 0.2, 0.5, 1 mg/L	2 min.	50
	Nitrite-Nitrogen		0.005, 0.01, 0.02, 0.05, 0.1, 0.2, 0.5 mg/L
NO3(C)	Nitrate (High Range)	WAK-NO3(C)	90, 225, 450, 900, 2250, 4500 mg/L	5 min.	50
	Nitrate-Nitrogen (High Range)		20, 50, 100, 200, 500, 1000 mg/L
NO3	Nitrate	WAK-NO3	1, 2, 5, 10, 20, 45 mg/L	3 min.	50
	Nitrate-Nitrogen		0.2, 0.5, 1, 2, 5, 10 mg/L
O3	Ozone	WAK-O3	0.1, 0.2, 0.5, 1, 2, 5 mg/L	1 min.	50
Pd	Palladium	WAK-Pd	1, 2, 5, 10, 20, 30, 50 mg/L	1 min.	50
pH	pH	WAK-pH	pH(5.0 – 9.5) 0.5 increment	20 sec.	50
			10 step
TBL	pH-TBL	WAK-TBL	pH (1.6 – 3.4) 0.2 increment	20 sec.	50
			10 step
BCG	pH-BCG	WAK-BCG	pH(3.6 – 6.2) 0.2 increment	20 sec.	50
			14 step
BTB	pH-BTB	WAK-BTB	pH(5.8 – ≥8.0)0.2 increment	20 sec.	50
			2 step
PR	pH-PR	WAK-PR	pH (≤6.2 – ≥8.8) 12step	20 sec.	50
TBH	pH-TBH	WAK-TBH	pH (8.2 – 9.6) 0.2 increment	20 sec.	50
			7 step
ANC	pH-Anthocyanin	ZAK-ANC *	pH (2 – 13) 1 increment	1 min.	10
			12 step
PNL	Phenol	WAK-PNL	0, 0.2, 0.5, 1, 2, 5, 10 mg/L	8 min.	40
PO4(C)	Phosphate (High Range)	WAK-PO4(C)	2, 5, 10, 20, 50, 100 mg/L	1 min.	40
	Phosphate-Phosphorus		0.66, 1.65, 3.3, 6.6, 16.5, 33 mg/L
	(High Range)
PO4	Phosphate	WAK-PO4	0.2, 0.5, 1, 2, 5, 10 mg/L	1 min.	40
	Phosphate-Phosphorus		0.1, 0.2, 0.5, 1, 2, 5 mg/L
PO4(D)	Phosphate (Low Range)	WAK-PO4(D)	0.05, 0.1, 0.2, 0.5, 1, 2 mg/L	5 min.	40
	Phosphate-Phosphorus		0.02, 0.05, 0.1, 0.2, 0.5, 1 mg/L
	(Low Range)
PP	Polyphenol	ZAK-PP *	0.2, 0.5, 1, 1.5, 2 mg/100mL	3 min.	10
RC	Tannin in Green Tea	ZAK-RC *	1, 2, 5, 10, ≥20 mg/100mL	1 min.	10
S	Sulfide (Hydrogen Sulfide)	WAK-S	0.1, 0.2, 0.5, 1, 2, 5 mg/L	3 min.	40
SiO2	Silica	WAK-SiO2	5, 10, 20, 50, 100, 200 mg/L	6.5 min.	40
SiO2(D)	Silica (Low Range)	WAK-SiO2(D)	0.5, 1, 2, 5, 10, 20 mg/L	6.5 min.	40
SO3(C)	Sulfite (High Range)	WAK-SO3(C)	50, 100, 200, 500, 1000, 2000 mg/L	10 sec.	50
TH	Total Hardness	WAK-TH	0, 10, 20, 50, 100, 200 mg/L	30 sec.	50
TN·i	Total Nitrogen (Inorganic)	WAK-TN·i	0, 5, 10, 25, 50, 100 mg/L	20 min.	40
VC	L-Ascorbic Acid	WAK-VC	1, 2, 5, 10, 20, 50, 100 mg/L	3 min.	50
Zn	Zinc	WAK-Zn	0, 0.2, 0.5, 1, 2, ≥5 mg/L	1 min.	50
Zn(D)	Zinc (Low Range)	WAK-Zn(D)	0, 0.05, 0.1, 0.2, 0.5, 1, ≥2 mg/L	6 min.	40

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Skype:     Quocthinh,le

Email:     Thinh.lq@htvsci.com – Thinhhtvsci@gmail.com

__________________________________________________________

CÔNG TY TNHH VẬT TƯ KHOA HỌC KỸ THUẬT HTV 
Địa chỉ trụ sở chính: 549/28/2A, Lê Văn Thọ , Phường 14, Q. Gò Vấp, TpHCM.
Tel: (+84) 28 66851358                     Fax:(+84) 28 39160358
Email:  sales@htvsci.com           Website:  www.htvsci.com

Test nhanh COD thang cao Pack Test  WAK-COD(H) – KYORITSUModel WAK-COD(H)
Hãng sản xuất:  KYORITSU – Nhật. 
-Thang đo: 0, 30, 60, 120, 200, >= 250 ppm (mg/l)
-Thời gian phản ứng:
Nhiệt độ mẫu. 10º : 6 phút.
Nhiệt độ mẫu. 20º : 5 phút.
Nhiệt độ mẫu. 30º : 4 phút.
-Số lượng: 50 (cái/hộp)
-Nặng khoảng : 140g
-Kích thước hộp: 165L × 110W × 65H mm

Tên mẫu thử		Model	Thang đo (mg/L=ppm)	Reaction Time	Cái/hộp
Ag	Silver	WAK-Ag	0, 0.5, 1, 2, ≥5 mg/L	3 min.	50
Al	Aluminum	WAK-Al	0, 0.05, 0.1, 0.2, 0.5, 1 mg/L	1 min.	40
Au	Gold	WAK-Au	0, 2, 5, 10, 20 mg/L	30 sec.	40
B(C)	Boron (High Range)	WAK-B(C)	0, 5, 10, 20, 50, 100 mg/L	10 min.	40
B	Boron	WAK-B	0, 0.5, 1, 2, 5, 10 mg/L	30 min.	50
Ca	Calcium	WAK-Ca	0, 2, 5, 10, 20, ≥50 mg/L	2 min.	50
	Calcium Hardness		0, 5, 12.5, 25, 50, ≥125 mg/L
Cblt	Cobalt	WAK-Cblt	0, 0.5, 1, 2, 5, ≥10 mg/L	3 min.	40
Cl(300)	Chloride (300)	WAK-Cl(300)	≤200, about 250, ≥300 mg/L	10 sec.	40
Cl(200)	Chloride (200)	WAK-Cl(200)	≤100, about 150, ≥200 mg/L	10 sec.	40
Cl(D)	Chloride (Low Range)	WAK-Cl(D)	0, 2, 5, 10, 20, ≥50 mg/L	1 min.	40
ClO(C)	Residual Chlorine (High Range)	WAK-ClO(C)	5, 10, 20, 30, 50, 100, 150, 200, 300, 600, ≥1000 mg/L	10 sec.	50
ClO·DP	Residual Chlorine (Free)	WAK-ClO·DP	0.1, 0.2, 0.4, 1, 2, 5 mg/L	10 sec.	50
T·ClO	Total Residual Chlorine	WAK-T·ClO	0.1, 0.2, 0.4, 1, 2, 5 mg/L	2 min.	50
ClO2	Chlorine Dioxide	WAK-ClO2	0.2, 0.4, 0.6, 1, 2, 5, 10 mg/L	10 sec.	40
NaClO2	Sodium Chlorite	WAK-NaClO2	5, 10, 20, 50, 100, 150, 200, 300, 500, ≥1000 mg/L	10 sec.	40
NaClO2(D)	Sodium Chlorite (Low Range)	WAK-NaClO2(D)	0.1, 0.2, 0.5, 1, 2, 5 mg/L	1 min.	40
CN-2	Free Cyanide	WAK-CN-2	≤0.02, 0.05, 0.1, 0.2, 0.5, 1, 2 mg/L	8 min.	40
COD(H)	COD (High Range)	WAK-COD(H)	0, 30, 60, 120, 200, ≥250 mg/L	5 min.	50
COD	COD	WAK-COD	0, 5, 10, 13, 20, 50, 100 mg/L	5 min.	50
COD(D)	COD (Low Range)	WAK-COD(D)	0, 2, 4, 6, ≥8 mg/L	5 min.	50
Cr6+	Chromium (Hexavalent)	WAK-Cr6+	0.05, 0.1, 0.2, 0.5, 1, 2 mg/L	2 min.	50
Cr·T	Total Chromium	WAK-Cr·T	0.5, 1, 2, 5, 10, 20 mg/L	5.5 min.	40
CS	Cationic Surfactants	WAK-CS	0, 5, 10, 20, ≥50 mg/L	5 min.	50
Cu	Copper	WAK-Cu	0.5, 1, 2, 3, 5, ≥10 mg/L	1 min.	50
CuM	Copper (DDTC)	WAK-CuM	0.5, 1, 3, 5, 10 mg/L	2 min.	50
F	Fluoride (Free)	WAK-F	0, 0.4, 0.8, 1.5, 3, ≥8 mg/L	10 min.	50
Fe	Iron	WAK-Fe	0.2, 0.5, 1, 2, 5, 10 mg/L	2 min.	50
Fe(D)	Iron (Low Range)	WAK-Fe(D)	0.05, 0.1, 0.3, 0.5, 1, 2 mg/L	2 min.	50
Fe2+	Iron (Divalent)	WAK-Fe2+	0.2, 0.5, 1, 2, 5, 10 mg/L	30 sec.	50
Fe2+(D)	Iron (Divalent) (Low Range)	WAK-Fe2+(D)	0.1, 0.2, 0.5, 0.8, 1.2, 2.5 mg/L	30 sec.	50
Fe3+	Iron (Trivalent)	WAK-Fe3+	2, 5, 10, 20, 50, 100 mg/L	30 sec.	50
FOR	Formaldehyde	WAK-FOR	0, 0.1, 0.2, 0.3, 0.5, 1, 2 mg/L	4 min.	40
H2O2(C)	Hydrogen Peroxide	WAK-H2O2(C)	3, 7, 13, 20, 35, 70, 100, 130, 200, 400, 700 mg/L	20 sec.	50
	(High Range)
H2O2	Hydrogen Peroxide	WAK-H2O2	0.05, 0.1, 0.2, 0.5, 1, 2, 5 mg/L	1 min.	50
HYD	Hydrazine	WAK-HYD	0.05, 0.1, 0.2, 0.5, 1, 2 mg/L	10 min.	40
MAL	M-Alikalinity	WAK-MAL	0, 20, 30, 40, 50, 60, 80, ≥100 CaCo3 mg/L	20 sec.	50
Me	Metals (Cu, Zn, Mn, Ni, Cd)	WAK-Me	0, 0.2, 0.5, 1, 2, ≥5 mg/L	1 min.	50
Mg	Magnesium	WAK-Mg	0, 1, 2, 5, 10, 20 mg/L	1 min.	50
	Magnesium Hardness		0, 4.1, 8.2, 20.5, 41, 82 mg/L
Mn	Manganese	WAK-Mn	0.5, 1, 2, 5, 10, 20 mg/L	30 sec.	50
Mo	Molybdenum	WAK-Mo	5, 10, 20, 50, 100, 200, 500 mg/L	1 min.	50
NH4(C)	Ammonium (High Range)	WAK-NH4(C)	0, 0.5, 1, 2, 5, 10, ≥20 mg/L	10 min.	50
	Ammonium-Nitrogen (High Range)		0, 0.5, 1, 2, 5, 10, ≥20 mg/L
NH4	Ammonium	WAK-NH4	0.2, 0.5, 1, 2, 5, 10 mg/L	5 min.	50
	Ammonium-Nitrogen		0.2, 0.5, 1, 2, 5, 10 mg/L
Ni	Nickel	WAK-Ni	0.5, 1, 2, 5, 10 mg/L	2 min.	50
Ni(D)	Nickel (DPM)	WAK-Ni(D)	0.3, 0.5, 1, 2, 5, 10 mg/L	2 min.	50
NO2(C)	Nitrite (High Range)	WAK-NO2(C)	16, 33, 66, 160, 330, ≥660 mg/L	5 min.	50
	Nitrite-Nitrogen (High Range)		5, 10, 20, 50, 100, ≥200 mg/L
NO2	Nitrite	WAK-NO2	0.02, 0.05, 0.1, 0.2, 0.5, 1 mg/L	2 min.	50
	Nitrite-Nitrogen		0.005, 0.01, 0.02, 0.05, 0.1, 0.2, 0.5 mg/L
NO3(C)	Nitrate (High Range)	WAK-NO3(C)	90, 225, 450, 900, 2250, 4500 mg/L	5 min.	50
	Nitrate-Nitrogen (High Range)		20, 50, 100, 200, 500, 1000 mg/L
NO3	Nitrate	WAK-NO3	1, 2, 5, 10, 20, 45 mg/L	3 min.	50
	Nitrate-Nitrogen		0.2, 0.5, 1, 2, 5, 10 mg/L
O3	Ozone	WAK-O3	0.1, 0.2, 0.5, 1, 2, 5 mg/L	1 min.	50
Pd	Palladium	WAK-Pd	1, 2, 5, 10, 20, 30, 50 mg/L	1 min.	50
pH	pH	WAK-pH	pH(5.0 – 9.5) 0.5 increment	20 sec.	50
			10 step
TBL	pH-TBL	WAK-TBL	pH (1.6 – 3.4) 0.2 increment	20 sec.	50
			10 step
BCG	pH-BCG	WAK-BCG	pH(3.6 – 6.2) 0.2 increment	20 sec.	50
			14 step
BTB	pH-BTB	WAK-BTB	pH(5.8 – ≥8.0)0.2 increment	20 sec.	50
			2 step
PR	pH-PR	WAK-PR	pH (≤6.2 – ≥8.8) 12step	20 sec.	50
TBH	pH-TBH	WAK-TBH	pH (8.2 – 9.6) 0.2 increment	20 sec.	50
			7 step
ANC	pH-Anthocyanin	ZAK-ANC *	pH (2 – 13) 1 increment	1 min.	10
			12 step
PNL	Phenol	WAK-PNL	0, 0.2, 0.5, 1, 2, 5, 10 mg/L	8 min.	40
PO4(C)	Phosphate (High Range)	WAK-PO4(C)	2, 5, 10, 20, 50, 100 mg/L	1 min.	40
	Phosphate-Phosphorus		0.66, 1.65, 3.3, 6.6, 16.5, 33 mg/L
	(High Range)
PO4	Phosphate	WAK-PO4	0.2, 0.5, 1, 2, 5, 10 mg/L	1 min.	40
	Phosphate-Phosphorus		0.1, 0.2, 0.5, 1, 2, 5 mg/L
PO4(D)	Phosphate (Low Range)	WAK-PO4(D)	0.05, 0.1, 0.2, 0.5, 1, 2 mg/L	5 min.	40
	Phosphate-Phosphorus		0.02, 0.05, 0.1, 0.2, 0.5, 1 mg/L
	(Low Range)
PP	Polyphenol	ZAK-PP *	0.2, 0.5, 1, 1.5, 2 mg/100mL	3 min.	10
RC	Tannin in Green Tea	ZAK-RC *	1, 2, 5, 10, ≥20 mg/100mL	1 min.	10
S	Sulfide (Hydrogen Sulfide)	WAK-S	0.1, 0.2, 0.5, 1, 2, 5 mg/L	3 min.	40
SiO2	Silica	WAK-SiO2	5, 10, 20, 50, 100, 200 mg/L	6.5 min.	40
SiO2(D)	Silica (Low Range)	WAK-SiO2(D)	0.5, 1, 2, 5, 10, 20 mg/L	6.5 min.	40
SO3(C)	Sulfite (High Range)	WAK-SO3(C)	50, 100, 200, 500, 1000, 2000 mg/L	10 sec.	50
TH	Total Hardness	WAK-TH	0, 10, 20, 50, 100, 200 mg/L	30 sec.	50
TN·i	Total Nitrogen (Inorganic)	WAK-TN·i	0, 5, 10, 25, 50, 100 mg/L	20 min.	40
VC	L-Ascorbic Acid	WAK-VC	1, 2, 5, 10, 20, 50, 100 mg/L	3 min.	50
Zn	Zinc	WAK-Zn	0, 0.2, 0.5, 1, 2, ≥5 mg/L	1 min.	50
Zn(D)	Zinc (Low Range)	WAK-Zn(D)	0, 0.05, 0.1, 0.2, 0.5, 1, ≥2 mg/L	6 min.	40

Liên hệ với chúng tôi để được giá tốt nhất  bạn nhé

Hotline (Zalo, Viber, Phone): 0903.71.51.78   

Skype:     Quocthinh,le

Email:     Thinh.lq@htvsci.com – Thinhhtvsci@gmail.com

__________________________________________________________

CÔNG TY TNHH VẬT TƯ KHOA HỌC KỸ THUẬT HTV 
Địa chỉ trụ sở chính: 549/28/2A, Lê Văn Thọ , Phường 14, Q. Gò Vấp, TpHCM.
Tel: (+84) 28 66851358                     Fax:(+84) 28 39160358
Email:  sales@htvsci.com           Website:  www.htvsci.com